diff --git a/dlls/api-ms-win-crt-math-l1-1-0/api-ms-win-crt-math-l1-1-0.spec b/dlls/api-ms-win-crt-math-l1-1-0/api-ms-win-crt-math-l1-1-0.spec
index 2a2ed6e0e77..1ea4f2d253f 100644
--- a/dlls/api-ms-win-crt-math-l1-1-0/api-ms-win-crt-math-l1-1-0.spec
+++ b/dlls/api-ms-win-crt-math-l1-1-0/api-ms-win-crt-math-l1-1-0.spec
@@ -252,7 +252,7 @@
 @ cdecl fmod(double double) ucrtbase.fmod
 @ cdecl -arch=arm,x86_64 fmodf(float float) ucrtbase.fmodf
 @ cdecl frexp(double ptr) ucrtbase.frexp
-@ stub hypot
+@ cdecl hypot(double double) ucrtbase.hypot
 @ stub ilogb
 @ stub ilogbf
 @ stub ilogbl
diff --git a/dlls/ucrtbase/ucrtbase.spec b/dlls/ucrtbase/ucrtbase.spec
index eb681784a9f..3bbab33613e 100644
--- a/dlls/ucrtbase/ucrtbase.spec
+++ b/dlls/ucrtbase/ucrtbase.spec
@@ -2339,7 +2339,7 @@
 @ stub gets_s
 @ cdecl getwc(ptr) MSVCRT_getwc
 @ cdecl getwchar() MSVCRT_getwchar
-@ stub hypot
+@ cdecl hypot(double double) _hypot
 @ stub ilogb
 @ stub ilogbf
 @ stub ilogbl