diff --git a/gst-libs/gst/gl/egl/gstglmemoryegl.h b/gst-libs/gst/gl/egl/gstglmemoryegl.h
index 2891f1fc0..2ee8f1a72 100644
--- a/gst-libs/gst/gl/egl/gstglmemoryegl.h
+++ b/gst-libs/gst/gl/egl/gstglmemoryegl.h
@@ -68,7 +68,7 @@ struct _GstGLMemoryEGL
 /**
  * GST_TYPE_GL_MEMORY_EGL:
  *
- * Since: 1.18.3
+ * Since: 1.20
  */
 #define GST_TYPE_GL_MEMORY_EGL (gst_gl_memory_egl_get_type())
 GST_GL_API
diff --git a/gst-libs/gst/gl/gstglbuffer.h b/gst-libs/gst/gl/gstglbuffer.h
index 8680e3f62..4cc7f9b31 100644
--- a/gst-libs/gst/gl/gstglbuffer.h
+++ b/gst-libs/gst/gl/gstglbuffer.h
@@ -134,7 +134,7 @@ struct _GstGLBufferAllocatorClass
 /**
  * GST_TYPE_GL_BUFFER:
  *
- * Since: 1.18.3
+ * Since: 1.20
  */
 #define GST_TYPE_GL_BUFFER (gst_gl_buffer_get_type())
 GST_GL_API
diff --git a/gst-libs/gst/gl/gstglmemory.h b/gst-libs/gst/gl/gstglmemory.h
index ed23d021c..e70707f1f 100644
--- a/gst-libs/gst/gl/gstglmemory.h
+++ b/gst-libs/gst/gl/gstglmemory.h
@@ -252,7 +252,7 @@ struct _GstGLMemoryAllocatorClass
 /**
  * GST_TYPE_GL_MEMORY:
  *
- * Since: 1.18.3
+ * Since: 1.20
  */
 #define GST_TYPE_GL_MEMORY (gst_gl_memory_get_type())
 GST_GL_API
diff --git a/gst-libs/gst/gl/gstglmemorypbo.h b/gst-libs/gst/gl/gstglmemorypbo.h
index 3bc7d3f28..f40ca4f5e 100644
--- a/gst-libs/gst/gl/gstglmemorypbo.h
+++ b/gst-libs/gst/gl/gstglmemorypbo.h
@@ -62,7 +62,7 @@ struct _GstGLMemoryPBO
 /**
  * GST_TYPE_GL_MEMORY_PBO
  *
- * Since: 1.18.3
+ * Since: 1.20
  */
 #define GST_TYPE_GL_MEMORY_PBO (gst_gl_memory_pbo_get_type())
 GST_GL_API
diff --git a/gst-libs/gst/gl/gstglrenderbuffer.h b/gst-libs/gst/gl/gstglrenderbuffer.h
index 516a10427..f77528760 100644
--- a/gst-libs/gst/gl/gstglrenderbuffer.h
+++ b/gst-libs/gst/gl/gstglrenderbuffer.h
@@ -146,7 +146,7 @@ GstGLRenderbufferAllocationParams *     gst_gl_renderbuffer_allocation_params_ne
 /**
  * GST_TYPE_GL_RENDERBUFFER:
  *
- * Since: 1.18.3
+ * Since: 1.20
  */
 #define GST_TYPE_GL_RENDERBUFFER (gst_gl_renderbuffer_get_type())
 GST_GL_API