diff --git a/configure b/configure
index 2fe9ba1ca..4ae4217f4 100755
--- a/configure
+++ b/configure
@@ -571,6 +571,7 @@ process_toolchain() {
         check_add_cflags -Wall
         check_add_cflags -Wdeclaration-after-statement
         check_add_cflags -Wdisabled-optimization
+        check_add_cflags -Wfloat-conversion
         check_add_cflags -Wpointer-arith
         check_add_cflags -Wtype-limits
         check_add_cflags -Wcast-qual