diff --git a/ini/native.ini b/ini/native.ini
index 9f241efb2b..67938852ec 100644
--- a/ini/native.ini
+++ b/ini/native.ini
@@ -17,7 +17,7 @@ platform         = native
 framework        =
 build_flags      = ${common.build_flags} -D__PLAT_LINUX__ -std=gnu++17 -ggdb -g -lrt -lpthread -D__MARLIN_FIRMWARE__ -Wno-expansion-to-defined
 build_src_flags  = -Wall -IMarlin/src/HAL/LINUX/include
-build_unflags    = -Wall
+build_unflags    = -Wall -fsingle-precision-constant
 lib_ldf_mode     = off
 build_src_filter = ${common.default_src_filter} +<src/HAL/LINUX>
 
@@ -53,6 +53,7 @@ build_flags       = ${common.build_flags} -std=gnu++17
                     -I/usr/include/SDL2 -IMarlin -IMarlin/src/HAL/NATIVE_SIM/u8g
                     -D__PLAT_NATIVE_SIM__ -DU8G_HAL_LINKS -DGLM_ENABLE_EXPERIMENTAL
 build_src_flags   = -Wall -Wno-expansion-to-defined -Wno-deprecated-declarations -Wcast-align
+build_unflags     = -fsingle-precision-constant
 release_flags     = -g0 -O3 -flto
 debug_build_flags = -fstack-protector-strong -g -g3 -ggdb
 lib_compat_mode   = off