diff --git a/ede-calc/Main.cpp b/ede-calc/Main.cpp
index dae27c3..3269e75 100644
--- a/ede-calc/Main.cpp
+++ b/ede-calc/Main.cpp
@@ -2,7 +2,7 @@
 
 #include "Main.h"
 
-int main(int ac,char *av) {
+int main(int ac,char **av) {
   SciCalc *calc = new SciCalc();
 
 	calc->run();
diff --git a/ede-calc/Main.h b/ede-calc/Main.h
index 215efb5..b2e769b 100644
--- a/ede-calc/Main.h
+++ b/ede-calc/Main.h
@@ -4,5 +4,5 @@
 #define Main_h
 #include <FL/Fl.H>
 #include "SciCalc.h"
-int main(int ac,char *av);
+int main(int ac,char **av);
 #endif