diff --git a/grtcirc.cc b/grtcirc.cc
index d10e00369..3ee1e54e3 100644
--- a/grtcirc.cc
+++ b/grtcirc.cc
@@ -24,7 +24,6 @@
 
 #include <cerrno>
 #include <cmath>
-#include <cmath>
 #include <cstdio>
 
 static const double EARTH_RAD = 6378137.0;
diff --git a/transform.cc b/transform.cc
index c31df15bc..32f4aa2a0 100644
--- a/transform.cc
+++ b/transform.cc
@@ -31,7 +31,6 @@
 
 #if FILTERS_ENABLED
 
-#include <cctype>
 
 #define MYNAME "transform"