diff --git a/api/build.gradle b/api/build.gradle
index 42f65540..c953a381 100644
--- a/api/build.gradle
+++ b/api/build.gradle
@@ -25,7 +25,8 @@ jar {
             'Bundle-DocURL': 'http://reactive-streams.org',
             'Bundle-Version': project.version,
             'Export-Package': 'org.reactivestreams.*',
-            'Automatic-Module-Name': 'org.reactivestreams'
+            'Automatic-Module-Name': 'org.reactivestreams',
+            'Bundle-SymbolicName': 'org.reactivestreams.reactive-streams'
     )
 }
 
diff --git a/examples/build.gradle b/examples/build.gradle
index c04398ef..ec4ee871 100644
--- a/examples/build.gradle
+++ b/examples/build.gradle
@@ -11,7 +11,8 @@ jar {
             'Bundle-DocURL': 'http://reactive-streams.org',
             'Bundle-Version': project.version,
             'Export-Package': 'org.reactivestreams.example.*',
-            'Automatic-Module-Name': 'org.reactivestreams.examples'
+            'Automatic-Module-Name': 'org.reactivestreams.examples',
+            'Bundle-SymbolicName': 'org.reactivestreams.examples'
     )
 }
 
diff --git a/tck-flow/build.gradle b/tck-flow/build.gradle
index 95a72f1e..2dd1d409 100644
--- a/tck-flow/build.gradle
+++ b/tck-flow/build.gradle
@@ -11,7 +11,8 @@ jar {
             'Bundle-DocURL': 'http://reactive-streams.org',
             'Bundle-Version': project.version,
             'Export-Package': 'org.reactivestreams.tck.flow.*',
-            'Automatic-Module-Name': 'org.reactivestreams.tckflow'
+            'Automatic-Module-Name': 'org.reactivestreams.tckflow',
+            'Bundle-SymbolicName': 'org.reactivestreams.tckflow'
     )
 }
 
diff --git a/tck/build.gradle b/tck/build.gradle
index 969964b7..b5424c9f 100644
--- a/tck/build.gradle
+++ b/tck/build.gradle
@@ -12,7 +12,8 @@ jar {
             'Bundle-DocURL': 'http://reactive-streams.org',
             'Bundle-Version': project.version,
             'Export-Package': 'org.reactivestreams.tck.*',
-            'Automatic-Module-Name': 'org.reactivestreams.tck'
+            'Automatic-Module-Name': 'org.reactivestreams.tck',
+            'Bundle-SymbolicName': 'org.reactivestreams.tck'
     )
 }