diff --git a/procname.c b/procname.c
index b2cba1c2..7c0872fd 100644
--- a/procname.c
+++ b/procname.c
@@ -16,7 +16,6 @@
  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
-#include <sys/param.h>	/* MAXCOMLEN */
 #include <sys/types.h>
 #include <sys/signal.h>
 #include <sys/proc.h>