diff --git a/ChangeLog b/ChangeLog
index 18b3819d..2c6e546f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+2018-09-01  Markus Gans  <guru.mail@muenster.de>
+	* Compiles now with newer gcc
+
 2018-08-31  Markus Gans  <guru.mail@muenster.de>
 	* Fixed a problem for a non-debug compilation
 
diff --git a/examples/termcap.cpp b/examples/termcap.cpp
index f3719c04..01113269 100644
--- a/examples/termcap.cpp
+++ b/examples/termcap.cpp
@@ -203,9 +203,9 @@ void tcapString (const std::string& name, const char cap_str[])
 }
 
 //----------------------------------------------------------------------
+#if DEBUG
 void debug (FApplication& TermApp)
 {
-#if DEBUG
   const FString& ab_s = TermApp.getAnswerbackString();
   const FString& sec_da = TermApp.getSecDAString();
   std::cout << "\n.------------------- debug -------------------\r\n";
@@ -228,8 +228,12 @@ void debug (FApplication& TermApp)
     tcapString ("|              The SecDA String", sec_da);
 
   std::cout << "`------------------- debug -------------------\r\n";
-#endif
+
 }
+#else
+void debug (FApplication&)
+{ }
+#endif
 
 //----------------------------------------------------------------------
 void booleans()
diff --git a/src/foptimove.cpp b/src/foptimove.cpp
index 1e67ad94..756bd4a0 100644
--- a/src/foptimove.cpp
+++ b/src/foptimove.cpp
@@ -725,9 +725,11 @@ int FOptiMove::relativeMove ( char move[]
     if ( move )
     {
       if ( *move )
-        std::strncat (move, hmove, BUF_SIZE - std::strlen(move) - 1);
+        std::strncat (move, hmove, BUF_SIZE - std::strlen(move));
       else
-        std::strncpy (move, hmove, BUF_SIZE - 1);
+        std::strncpy (move, hmove, BUF_SIZE);
+
+      move[BUF_SIZE - 1] = '\0';
     }
   }
 
@@ -876,7 +878,8 @@ inline void FOptiMove::rightMove ( char hmove[], int& htime
 
     if ( htime_r < htime )
     {
-      std::strncpy (hmove, str, BUF_SIZE - 1);
+      std::strncpy (hmove, str, BUF_SIZE);
+      hmove[BUF_SIZE - 1] = '\0';
       htime = htime_r;
     }
   }
@@ -929,7 +932,8 @@ inline void FOptiMove::leftMove ( char hmove[], int& htime
 
     if ( htime_l < htime )
     {
-      std::strncpy (hmove, str, BUF_SIZE - 1);
+      std::strncpy (hmove, str, BUF_SIZE);
+      hmove[BUF_SIZE - 1] = '\0';
       htime = htime_l;
     }
   }
diff --git a/src/fterm.cpp b/src/fterm.cpp
index 0b18e04e..19afde28 100644
--- a/src/fterm.cpp
+++ b/src/fterm.cpp
@@ -168,9 +168,8 @@ void FTerm::setTermType (const char term_name[])
   if ( ! term_name )
     return;
 
-  std::strncpy ( termtype
-               , term_name
-               , std::strlen(term_name) + 1 );
+  std::strncpy (termtype, term_name, sizeof(termtype));
+  termtype[sizeof(termtype) - 1] = '\0';
 }
 
 //----------------------------------------------------------------------
diff --git a/src/ftermdetection.cpp b/src/ftermdetection.cpp
index a4515a1d..25a6a7bd 100644
--- a/src/ftermdetection.cpp
+++ b/src/ftermdetection.cpp
@@ -86,9 +86,7 @@ void FTermDetection::setTermFileName (char term_filename[])
   if ( ! term_filename )
     return;
 
-  std::strncpy ( termfilename
-               , term_filename
-               , std::strlen(term_filename) + 1 );
+  std::strncpy (termfilename, term_filename, sizeof(termfilename) - 1);
 }
 
 //----------------------------------------------------------------------
@@ -314,7 +312,7 @@ void FTermDetection::detectTerminal()
   if ( new_termtype )
   {
     setenv(C_STR("TERM"), new_termtype, 1);
-    std::strncpy (termtype, new_termtype, std::strlen(new_termtype) + 1);
+    std::strncpy (termtype, new_termtype, sizeof(termtype) - 1);
   }
 }