--- xosview/linux/lmstemp.cc
+++ xosview/linux/lmstemp.cc
@@ -18,6 +18,7 @@
 #include <stdlib.h>
 #include <dirent.h>
 #include <sys/stat.h>
+#include <cstring>
 
 static const char PROC_SENSORS[] = "/proc/sys/dev/sensors";
 
@@ -29,7 +30,7 @@ LmsTemp::LmsTemp( XOSView *parent, const char *filename, const char *label,
           << std::endl;
     	parent_->done(1);
     }
-    char *p;
+    const char *p;
     if ((p = strrchr(caption,'/')) != 0)
       _highest = atoi(p+1);
     else