diff --git a/subprojects/gst-devtools/meson.build b/subprojects/gst-devtools/meson.build
index 4813f41b62..5b2441d64b 100644
--- a/subprojects/gst-devtools/meson.build
+++ b/subprojects/gst-devtools/meson.build
@@ -2,7 +2,6 @@ project('gst-devtools', 'c',
   version : '1.25.0.1',
   meson_version : '>= 1.1',
   default_options : [ 'warning_level=1',
-                      'c_std=gnu99',
                       'buildtype=debugoptimized' ])
 
 gst_version = meson.project_version()
diff --git a/subprojects/gst-python/meson.build b/subprojects/gst-python/meson.build
index 993b186a2e..624e7ecb79 100644
--- a/subprojects/gst-python/meson.build
+++ b/subprojects/gst-python/meson.build
@@ -2,7 +2,6 @@ project('gst-python', 'c',
   version : '1.25.0.1',
   meson_version : '>= 1.1',
   default_options : [ 'warning_level=1',
-                      'c_std=gnu99',
                       'buildtype=debugoptimized' ])
 
 gst_version = meson.project_version()