diff --git a/src/ca65/incpath.c b/src/ca65/incpath.c
index ed1f79386..51554a830 100644
--- a/src/ca65/incpath.c
+++ b/src/ca65/incpath.c
@@ -99,7 +99,6 @@ static char* Find (const char* Path, const char* File)
  */
 {
     const char* P;
-    unsigned Count;
     int Max;
     char PathName [FILENAME_MAX];
 
@@ -118,7 +117,7 @@ static char* Find (const char* Path, const char* File)
     /* Start the search */
     while (*P) {
         /* Copy the next path element into the buffer */
-     	Count = 0;
+     	int Count = 0;
      	while (*P != '\0' && *P != ';' && Count < Max) {
      	    PathName [Count++] = *P++;
      	}
diff --git a/src/ca65/objfile.c b/src/ca65/objfile.c
index b3218feb3..b79ff0970 100644
--- a/src/ca65/objfile.c
+++ b/src/ca65/objfile.c
@@ -169,7 +169,7 @@ void ObjClose (void)
 
 
 
-void ObjWrite8 (unsigned char V)
+void ObjWrite8 (unsigned V)
 /* Write an 8 bit value to the file */
 {
     if (putc (V, F) == EOF) {
diff --git a/src/ca65/objfile.h b/src/ca65/objfile.h
index 27c19fd67..364cab97f 100644
--- a/src/ca65/objfile.h
+++ b/src/ca65/objfile.h
@@ -54,7 +54,7 @@ void ObjOpen (void);
 void ObjClose (void);
 /* Write an update header and close the object file. */
 
-void ObjWrite8 (unsigned char V);
+void ObjWrite8 (unsigned V);
 /* Write an 8 bit value to the file */
 
 void ObjWrite16 (unsigned V);
diff --git a/src/ca65/pseudo.c b/src/ca65/pseudo.c
index 2edf19ec8..3190d457f 100644
--- a/src/ca65/pseudo.c
+++ b/src/ca65/pseudo.c
@@ -237,7 +237,7 @@ static void DoAlign (void)
 
     /* Check if the alignment is a power of two */
     Bit = BitFind (Align);
-    if (Align != (0x01UL << Bit)) {
+    if (Align != (0x01L << Bit)) {
 	Error (ERR_ALIGN);
     } else {
 	SegAlign (Bit, (int) Val);
@@ -739,7 +739,7 @@ static void DoLocalChar (void)
 	if (IVal != '@' && IVal != '?') {
 	    Error (ERR_ILLEGAL_LOCALSTART);
 	} else {
-     	    LocalStart = IVal;
+     	    LocalStart = (char) IVal;
        	}
      	NextTok ();
     }