diff --git a/userspace/libraries/LibC/include/math.h b/userspace/libraries/LibC/include/math.h
index df8d8a12..4a8e416e 100644
--- a/userspace/libraries/LibC/include/math.h
+++ b/userspace/libraries/LibC/include/math.h
@@ -249,6 +249,10 @@ double		y0(double);
 double		y1(double);
 double		yn(int, double);
 
+void sincos(double x, double *sin, double *cos);
+void sincosf(float x, float *sin, float *cos);
+void sincosl(long double x, long double *sin, long double *cos);
+
 extern int signgam;
 
 __END_DECLS
diff --git a/userspace/libraries/LibC/math.cpp b/userspace/libraries/LibC/math.cpp
index 355039df..8f1e335b 100644
--- a/userspace/libraries/LibC/math.cpp
+++ b/userspace/libraries/LibC/math.cpp
@@ -271,5 +271,17 @@ FUNC_EXPR1(tgamma, tgamma_impl(a))
 BAN_FUNC1(trunc)
 // y0, y1, yn
 
+void sincos(double x, double* sin, double* cos)
+{
+	BAN::Math::sincos(x, *sin, *cos);
+}
+void sincosf(float x, float* sin, float* cos)
+{
+	BAN::Math::sincos(x, *sin, *cos);
+}
+void sincosl(long double x, long double* sin, long double* cos)
+{
+	BAN::Math::sincos(x, *sin, *cos);
+}
 
 __END_DECLS