diff --git a/src/utils/c_funcs.c b/src/utils/c_funcs.c
new file mode 100644
index 00000000..5b7035fb
--- /dev/null
+++ b/src/utils/c_funcs.c
@@ -0,0 +1,6 @@
+#include <unistd.h>
+
+void usleep_c(int s)
+{
+  usleep((useconds_t) s);
+}
diff --git a/src/utils/c_functions.f90 b/src/utils/c_functions.f90
index 52c01d12..425aafd6 100644
--- a/src/utils/c_functions.f90
+++ b/src/utils/c_functions.f90
@@ -2,7 +2,7 @@ module c_functions
   use iso_c_binding
 
   interface
-    subroutine usleep_c(us) bind (C,name="usleep")
+    subroutine usleep_c(us) bind (C,name="usleep_c")
       use iso_c_binding
       integer(c_int), value :: us
     end subroutine usleep_c