diff --git a/libraries/AP_Scripting/lua/src/lcode.c b/libraries/AP_Scripting/lua/src/lcode.c
index 80133cdeca..8a251be794 100644
--- a/libraries/AP_Scripting/lua/src/lcode.c
+++ b/libraries/AP_Scripting/lua/src/lcode.c
@@ -9,7 +9,7 @@
 
 #if defined(ARDUPILOT_BUILD)
 #pragma GCC diagnostic ignored "-Wfloat-equal"
-#if defined(__GNUC__) &&  __GNUC__ >= 7 || defined(__clang_major__) && __clang_major__ >= 11
+#if defined(__GNUC__) &&  __GNUC__ >= 7 || defined(__clang_major__) && __clang_major__ >= 10
 #pragma GCC diagnostic ignored "-Wimplicit-fallthrough"
 #endif
 #endif
diff --git a/libraries/AP_Scripting/lua/src/lstrlib.c b/libraries/AP_Scripting/lua/src/lstrlib.c
index a687b9942e..5f649b6f6f 100644
--- a/libraries/AP_Scripting/lua/src/lstrlib.c
+++ b/libraries/AP_Scripting/lua/src/lstrlib.c
@@ -26,7 +26,7 @@
 
 #if defined(ARDUPILOT_BUILD)
 #pragma GCC diagnostic ignored "-Wunused-function"
-#if defined(__GNUC__) &&  __GNUC__ >= 7 || defined(__clang_major__) && __clang_major__ >= 11
+#if defined(__GNUC__) &&  __GNUC__ >= 7 || defined(__clang_major__) && __clang_major__ >= 10
 #pragma GCC diagnostic ignored "-Wimplicit-fallthrough"
 #endif
 #endif
diff --git a/libraries/AP_Scripting/lua/src/ltable.c b/libraries/AP_Scripting/lua/src/ltable.c
index d278e4a781..5b949e8dc5 100644
--- a/libraries/AP_Scripting/lua/src/ltable.c
+++ b/libraries/AP_Scripting/lua/src/ltable.c
@@ -9,7 +9,7 @@
 
 #if defined(ARDUPILOT_BUILD)
 #pragma GCC diagnostic ignored "-Wfloat-equal"
-#if defined(__GNUC__) &&  __GNUC__ >= 7 || defined(__clang_major__) && __clang_major__ >= 11
+#if defined(__GNUC__) &&  __GNUC__ >= 7 || defined(__clang_major__) && __clang_major__ >= 10
 #pragma GCC diagnostic ignored "-Wimplicit-fallthrough"
 #endif
 #endif