diff --git a/.ci/gitlab-ci.yml b/.ci/gitlab-ci.yml
index d0042d263..f1ebcb325 100644
--- a/.ci/gitlab-ci.yml
+++ b/.ci/gitlab-ci.yml
@@ -78,7 +78,9 @@ build-docs:
   script:
     - mkdir build
     - cd build
-    - cmake ../ -DCMAKE_CXX_COMPILER=${CXX_COMPILER} -DCPACK_DEBIAN_PACKAGE_RELEASE="$(lsb_release -sc)" -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DGTIRB_STRIP_DEBUG_SYMBOLS=On
+    - RELEASE_VERSION=OFF
+    - '[[ ! $CI_COMMIT_REF_NAME =~ ^release-.* ]] || RELEASE_VERSION=ON'
+    - cmake ../ -DCMAKE_CXX_COMPILER=${CXX_COMPILER} -DCPACK_DEBIAN_PACKAGE_RELEASE="$(lsb_release -sc)" -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DGTIRB_STRIP_DEBUG_SYMBOLS=On -DGTIRB_RELEASE_VERSION=$RELEASE_VERSION
     - make -j
     - ctest -V
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 33c826fc8..91c75841d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -104,6 +104,12 @@ option(GTIRB_STRIP_DEBUG_SYMBOLS
        "Whether or not to strip debug symbols and set the build-id." OFF
 )
 
+option(
+  GTIRB_RELEASE_VERSION
+  "Whether or not to build package versions without dev/SNAPSHOT suffixes.  Applies to the python and java APIs."
+  OFF
+)
+
 # Determine whether or not the APIs are REALLY built or not.
 # === C++ ===
 set(CXX_API ${GTIRB_CXX_API})
diff --git a/java/CMakeLists.txt b/java/CMakeLists.txt
index c7fed6b0a..7502d40d4 100644
--- a/java/CMakeLists.txt
+++ b/java/CMakeLists.txt
@@ -42,6 +42,12 @@ endforeach()
 # ---------------------------------------------------------------------------
 # Building the gtirb java API
 # ---------------------------------------------------------------------------
+if(GTIRB_RELEASE_VERSION)
+  set(GTIRB_JAVA_SNAPSHOT_SUFFIX "")
+else()
+  set(GTIRB_JAVA_SNAPSHOT_SUFFIX "-SNAPSHOT")
+endif()
+
 configure_file(
   ${CMAKE_CURRENT_SOURCE_DIR}/pom.xml.in ${CMAKE_CURRENT_BINARY_DIR}/pom.xml
   @ONLY
diff --git a/java/pom.xml.in b/java/pom.xml.in
index 9017c9ced..d2783c8b2 100644
--- a/java/pom.xml.in
+++ b/java/pom.xml.in
@@ -4,7 +4,7 @@
   <groupId>com.grammatech.gtirb</groupId>
   <artifactId>gtirb_api</artifactId>
   <version>
-    @PROJECT_VERSION_MAJOR@.@PROJECT_VERSION_MINOR@.@PROJECT_VERSION_PATCH@
+    @PROJECT_VERSION_MAJOR@.@PROJECT_VERSION_MINOR@.@PROJECT_VERSION_PATCH@@GTIRB_JAVA_SNAPSHOT_SUFFIX@
   </version>
 
   <name>${project.groupId}:${project.artifactId}</name>
diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
index 9c7ea9ec1..17ed329d8 100644
--- a/python/CMakeLists.txt
+++ b/python/CMakeLists.txt
@@ -75,6 +75,12 @@ add_custom_command(
           "${CMAKE_CURRENT_BINARY_DIR}/tests"
 )
 
+if(GTIRB_RELEASE_VERSION)
+  set(GTIRB_PYTHON_DEV_SUFFIX "")
+else()
+  set(GTIRB_PYTHON_DEV_SUFFIX ".dev")
+endif()
+
 configure_file(
   ${CMAKE_CURRENT_SOURCE_DIR}/version.py.in
   ${CMAKE_CURRENT_BINARY_DIR}/gtirb/version.py @ONLY
diff --git a/python/version.py.in b/python/version.py.in
index 9f404ac78..d82674c50 100644
--- a/python/version.py.in
+++ b/python/version.py.in
@@ -4,7 +4,7 @@ API_VERSION = (
     "@PROJECT_VERSION_MAJOR@."
     "@PROJECT_VERSION_MINOR@."
     "@PROJECT_VERSION_PATCH@"
-    ".dev"
+    "@GTIRB_PYTHON_DEV_SUFFIX@"
 )  # type: str
 """The semantic version of this API."""