diff --git a/modules/auth_plugins/openproject-auth_plugins.gemspec b/modules/auth_plugins/openproject-auth_plugins.gemspec
index 58a10064cc..1d239bcb06 100644
--- a/modules/auth_plugins/openproject-auth_plugins.gemspec
+++ b/modules/auth_plugins/openproject-auth_plugins.gemspec
@@ -6,7 +6,7 @@ require 'open_project/auth_plugins/version'
 
 Gem::Specification.new do |s|
   s.name        = 'openproject-auth_plugins'
-  s.version     = OpenProject::AuthPlugins::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = 'OpenProject GmbH'
   s.email       = 'info@openproject.com'
   s.homepage    = 'https://community.openproject.org/projects/auth-plugins'
diff --git a/modules/auth_saml/openproject-auth_saml.gemspec b/modules/auth_saml/openproject-auth_saml.gemspec
index 8fb3a6e462..96de17398a 100644
--- a/modules/auth_saml/openproject-auth_saml.gemspec
+++ b/modules/auth_saml/openproject-auth_saml.gemspec
@@ -6,7 +6,7 @@ require 'open_project/auth_saml/version'
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = 'openproject-auth_saml'
-  s.version     = OpenProject::AuthSaml::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = 'Cyril Rohr'
   s.email       = 'cyril.rohr@gmail.com'
   s.homepage    = 'https://github.com/finnlabs/openproject-auth_saml'
diff --git a/modules/avatars/openproject-local_avatars.gemspec b/modules/avatars/openproject-local_avatars.gemspec
index 7dad229c5c..4af2daa189 100644
--- a/modules/avatars/openproject-local_avatars.gemspec
+++ b/modules/avatars/openproject-local_avatars.gemspec
@@ -7,7 +7,7 @@ require 'open_project/avatars/version'
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = "openproject-avatars"
-  s.version     = OpenProject::Avatars::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = "OpenProject GmbH"
   s.email       = "info@openproject.com"
   s.homepage    = "https://community.openproject.org/projects/avatars"
diff --git a/modules/backlogs/openproject-backlogs.gemspec b/modules/backlogs/openproject-backlogs.gemspec
index 1a910d207c..6e960eecf3 100644
--- a/modules/backlogs/openproject-backlogs.gemspec
+++ b/modules/backlogs/openproject-backlogs.gemspec
@@ -6,7 +6,7 @@ require 'open_project/backlogs/version'
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = 'openproject-backlogs'
-  s.version     = OpenProject::Backlogs::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors = 'OpenProject GmbH'
   s.email = 'info@openproject.com'
   s.homepage = 'https://community.openproject.org/projects/plugin-backlogs'
diff --git a/modules/boards/openproject-boards.gemspec b/modules/boards/openproject-boards.gemspec
index 76f4570119..e6fff62521 100644
--- a/modules/boards/openproject-boards.gemspec
+++ b/modules/boards/openproject-boards.gemspec
@@ -7,7 +7,7 @@ require 'open_project/boards/version'
 
 Gem::Specification.new do |s|
   s.name        = 'openproject-boards'
-  s.version     = OpenProject::Boards::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = 'OpenProject GmbH'
   s.email       = 'info@openproject.com'
   s.homepage    = 'https://community.openproject.org'
diff --git a/modules/costs/openproject-costs.gemspec b/modules/costs/openproject-costs.gemspec
index 2a9aa7d219..06850d9717 100644
--- a/modules/costs/openproject-costs.gemspec
+++ b/modules/costs/openproject-costs.gemspec
@@ -6,7 +6,7 @@ require 'open_project/costs/version'
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = 'openproject-costs'
-  s.version     = OpenProject::Costs::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors = 'OpenProject GmbH'
   s.email = 'info@openproject.com'
   s.homepage = 'https://community.openproject.org/projects/costs-plugin'
diff --git a/modules/documents/openproject-documents.gemspec b/modules/documents/openproject-documents.gemspec
index b3e5f2c8c9..67a60716bb 100644
--- a/modules/documents/openproject-documents.gemspec
+++ b/modules/documents/openproject-documents.gemspec
@@ -6,7 +6,7 @@ require 'open_project/documents/version'
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = "openproject-documents"
-  s.version     = OpenProject::Documents::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = "OpenProject GmbH"
   s.email       = "info@openproject.com"
   s.homepage    = "https://community.openproject.org/projects/documents"
diff --git a/modules/github_integration/openproject-github_integration.gemspec b/modules/github_integration/openproject-github_integration.gemspec
index f4a7f9a97c..aa2e582f84 100644
--- a/modules/github_integration/openproject-github_integration.gemspec
+++ b/modules/github_integration/openproject-github_integration.gemspec
@@ -6,7 +6,7 @@ require 'open_project/github_integration/version'
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = "openproject-github_integration"
-  s.version     = OpenProject::GithubIntegration::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = "OpenProject GmbH"
   s.email       = "info@openproject.com"
   s.homepage    = "https://community.openproject.org/projects/github-integration"
diff --git a/modules/global_roles/openproject-global_roles.gemspec b/modules/global_roles/openproject-global_roles.gemspec
index 176d86f084..4fbeba7246 100644
--- a/modules/global_roles/openproject-global_roles.gemspec
+++ b/modules/global_roles/openproject-global_roles.gemspec
@@ -7,7 +7,7 @@ require 'open_project/global_roles/version'
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = 'openproject-global_roles'
-  s.version     = OpenProject::GlobalRoles::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = 'OpenProject GmbH'
   s.email       = 'info@openproject.com'
   s.homepage    = 'https://community.openproject.org/projects/plugin-global-roles'
diff --git a/modules/grids/grids.gemspec b/modules/grids/grids.gemspec
index 56b6c2d1db..d2400e98f2 100644
--- a/modules/grids/grids.gemspec
+++ b/modules/grids/grids.gemspec
@@ -4,7 +4,7 @@ require "grids/version"
 
 Gem::Specification.new do |s|
   s.name        = "grids"
-  s.version     = Grids::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = ["OpenProject"]
   s.summary     = "OpenProject Grids."
 
diff --git a/modules/ldap_groups/openproject-ldap_groups.gemspec b/modules/ldap_groups/openproject-ldap_groups.gemspec
index d4d996b5b3..4e930b60e5 100644
--- a/modules/ldap_groups/openproject-ldap_groups.gemspec
+++ b/modules/ldap_groups/openproject-ldap_groups.gemspec
@@ -5,7 +5,7 @@ $:.push File.expand_path("../../lib", __dir__)
 require 'open_project/ldap_groups/version'
 Gem::Specification.new do |s|
   s.name        = "openproject-ldap_groups"
-  s.version     = OpenProject::LdapGroups::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = "OpenProject GmbH, Oliver Günther"
   s.email       = "info@openproject.com"
   s.homepage    = "https://github.com/opf/openproject-ldap_groups"
diff --git a/modules/meeting/openproject-meeting.gemspec b/modules/meeting/openproject-meeting.gemspec
index 679da95f94..c59c6f8f35 100644
--- a/modules/meeting/openproject-meeting.gemspec
+++ b/modules/meeting/openproject-meeting.gemspec
@@ -8,7 +8,7 @@ require 'open_project/meeting/version'
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = 'openproject-meeting'
-  s.version     = OpenProject::Meeting::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = 'OpenProject GmbH'
   s.email       = 'info@openproject.com'
   s.homepage    = 'https://community.openproject.org/projects/plugin-meetings'
diff --git a/modules/my_project_page/openproject-my_project_page.gemspec b/modules/my_project_page/openproject-my_project_page.gemspec
index fa5b59e9d4..af1d52e2af 100644
--- a/modules/my_project_page/openproject-my_project_page.gemspec
+++ b/modules/my_project_page/openproject-my_project_page.gemspec
@@ -8,7 +8,7 @@ require "open_project/my_project_page/version"
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = "openproject-my_project_page"
-  s.version     = OpenProject::MyProjectPage::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = "OpenProject GmbH"
   s.email       = "info@openproject.com"
   s.homepage    = "https://community.openproject.org/projects/my-project-page"
diff --git a/modules/openid_connect/openproject-openid_connect.gemspec b/modules/openid_connect/openproject-openid_connect.gemspec
index d7b0c5b06c..dbc0523b72 100644
--- a/modules/openid_connect/openproject-openid_connect.gemspec
+++ b/modules/openid_connect/openproject-openid_connect.gemspec
@@ -6,7 +6,7 @@ require 'open_project/openid_connect/version'
 
 Gem::Specification.new do |s|
   s.name        = 'openproject-openid_connect'
-  s.version     = OpenProject::OpenIDConnect::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = 'OpenProject GmbH'
   s.email       = 'info@openproject.com'
   s.homepage    = 'https://community.openproject.org/projects/openid-connect'  # TODO check this URL
diff --git a/modules/pdf_export/openproject-pdf_export.gemspec b/modules/pdf_export/openproject-pdf_export.gemspec
index c847dc3357..32b1199d8f 100644
--- a/modules/pdf_export/openproject-pdf_export.gemspec
+++ b/modules/pdf_export/openproject-pdf_export.gemspec
@@ -6,7 +6,7 @@ require 'open_project/pdf_export/version'
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = "openproject-pdf_export"
-  s.version     = OpenProject::PdfExport::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = "OpenProject GmbH"
   s.email       = "info@openproject.com"
   s.homepage    = "https://community.openproject.org/projects/pdf-export"
diff --git a/modules/reporting/openproject-reporting.gemspec b/modules/reporting/openproject-reporting.gemspec
index be83f05aad..375f1cebcd 100644
--- a/modules/reporting/openproject-reporting.gemspec
+++ b/modules/reporting/openproject-reporting.gemspec
@@ -7,7 +7,7 @@ require "open_project/reporting/version"
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = "openproject-reporting"
-  s.version     = OpenProject::Reporting::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = "OpenProject GmbH"
   s.email       = "info@openproject.com"
   s.homepage    = "https://community.openproject.org/projects/plugin-reporting"
@@ -17,8 +17,8 @@ Gem::Specification.new do |s|
   s.files       = Dir["{app,config,db,lib,doc}/**/*", "README.md"]
   s.test_files  = Dir["spec/**/*"]
 
-  s.add_dependency "reporting_engine", ">= 1.1.0"
-  s.add_dependency "openproject-costs", "= #{OpenProject::Reporting::VERSION}"
+  s.add_dependency "reporting_engine"
+  s.add_dependency "openproject-costs"
 
   s.add_dependency 'jquery-tablesorter', '~> 1.25.5'
 
diff --git a/modules/reporting_engine/reporting_engine.gemspec b/modules/reporting_engine/reporting_engine.gemspec
index 7da137390d..495cf4937e 100644
--- a/modules/reporting_engine/reporting_engine.gemspec
+++ b/modules/reporting_engine/reporting_engine.gemspec
@@ -7,7 +7,7 @@ require "reporting_engine/version"
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = "reporting_engine"
-  s.version     = ReportingEngine::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors = "Finn GmbH"
   s.email = "info@finn.de"
   s.homepage = "https://www.openproject.org/projects/plugin-reportingengine"
diff --git a/modules/two_factor_authentication/openproject-two_factor_authentication.gemspec b/modules/two_factor_authentication/openproject-two_factor_authentication.gemspec
index 2d5d3f2db0..14bd8342a7 100644
--- a/modules/two_factor_authentication/openproject-two_factor_authentication.gemspec
+++ b/modules/two_factor_authentication/openproject-two_factor_authentication.gemspec
@@ -8,7 +8,7 @@ require "open_project/two_factor_authentication/version"
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = "openproject-two_factor_authentication"
-  s.version     = OpenProject::TwoFactorAuthentication::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = "OpenProject GmbH"
   s.email       = "info@openproject.com"
   s.homepage    = "https://community.openproject.org/projects/two-factor-authentication"
diff --git a/modules/webhooks/openproject-webhooks.gemspec b/modules/webhooks/openproject-webhooks.gemspec
index a3378895f1..aeb687352e 100644
--- a/modules/webhooks/openproject-webhooks.gemspec
+++ b/modules/webhooks/openproject-webhooks.gemspec
@@ -6,7 +6,7 @@ require 'open_project/webhooks/version'
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = "openproject-webhooks"
-  s.version     = "1.0.0"
+  s.version     = '1.0.0+bundled'
   s.authors     = "OpenProject GmbH"
   s.email       = "info@openproject.com"
   s.homepage    = "https://community.openproject.org/projects/webhooks"
diff --git a/modules/xls_export/openproject-xls_export.gemspec b/modules/xls_export/openproject-xls_export.gemspec
index c467ba068d..d64f713abf 100644
--- a/modules/xls_export/openproject-xls_export.gemspec
+++ b/modules/xls_export/openproject-xls_export.gemspec
@@ -6,7 +6,7 @@ require 'open_project/xls_export/version'
 # Describe your gem and declare its dependencies:
 Gem::Specification.new do |s|
   s.name        = "openproject-xls_export"
-  s.version     = OpenProject::XlsExport::VERSION
+  s.version     = '1.0.0+bundled'
   s.authors     = "OpenProject GmbH"
   s.email       = "info@openproject.com"
   s.homepage    = "https://community.openproject.org/projects/export"