diff --git a/libclc/generic/include/clc/math/tan.h b/libclc/generic/include/clc/math/tan.h
index d2d52a9459d0..57f76e884e67 100644
--- a/libclc/generic/include/clc/math/tan.h
+++ b/libclc/generic/include/clc/math/tan.h
@@ -1,2 +1,7 @@
-#define __CLC_BODY <clc/math/tan.inc>
+#define __CLC_BODY <clc/math/unary_decl.inc>
+#define __CLC_FUNCTION tan
+
 #include <clc/math/gentype.inc>
+
+#undef __CLC_BODY
+#undef __CLC_FUNCTION
diff --git a/libclc/generic/include/clc/math/tan.inc b/libclc/generic/include/clc/math/tan.inc
deleted file mode 100644
index 50c5b1d160c8..000000000000
--- a/libclc/generic/include/clc/math/tan.inc
+++ /dev/null
@@ -1 +0,0 @@
-_CLC_OVERLOAD _CLC_DECL __CLC_GENTYPE tan(__CLC_GENTYPE x);