diff --git a/libclc/generic/include/clc/geometric/length.inc b/libclc/generic/include/clc/geometric/length.inc
index 8ee8bf30667f..a9fa2d5f51f1 100644
--- a/libclc/generic/include/clc/geometric/length.inc
+++ b/libclc/generic/include/clc/geometric/length.inc
@@ -1 +1 @@
-_CLC_OVERLOAD _CLC_DECL float length(FLOATN p0);
+_CLC_OVERLOAD _CLC_DECL FLOAT length(FLOATN p0);