diff --git a/examples/second.c b/examples/second.c
index cb9d5657..cfb57196 100644
--- a/examples/second.c
+++ b/examples/second.c
@@ -31,8 +31,6 @@
 #include <glibtop/union.h>
 #include <glibtop/sysdeps.h>
 
-#include <math.h>
-
 static void
 output (pid_t pid)
 {
diff --git a/examples/smp.c b/examples/smp.c
index b8f88b4e..9a098604 100644
--- a/examples/smp.c
+++ b/examples/smp.c
@@ -27,8 +27,6 @@
 #include <glibtop/cpu.h>
 #include <glibtop/xmalloc.h>
 
-#include <math.h>
-
 int
 main (int argc, char *argv [])
 {