diff --git a/libk3b/plugin/libsamplerate/float_cast.h b/libk3b/plugin/libsamplerate/float_cast.h
index af362e3..7088007 100644
--- a/libk3b/plugin/libsamplerate/float_cast.h
+++ b/libk3b/plugin/libsamplerate/float_cast.h
@@ -121,7 +121,7 @@
 	#define	lrintf  float2int
 
 	inline int
-	float2int (register float in)
+	float2int (float in)
 	{	long res [2] ;
 
 		asm
@@ -132,7 +132,7 @@
 	} /* float2int */
 
 	inline int
-	double2int (register double in)
+	double2int (double in)
 	{	long res [2] ;
 
 		asm
@@ -157,7 +157,7 @@
 	#define lrintf	float2int
 
 	inline static long int
-	float2int (register float in)
+	float2int (float in)
 	{	int res [2] ;
 
 		__asm__ __volatile__
@@ -172,7 +172,7 @@
 	} /* lrintf */
 
 	inline static long int
-	double2int (register double in)
+	double2int (double in)
 	{	int res [2] ;
 
 		__asm__ __volatile__
diff --git a/libk3b/tools/libisofs/bswap.h b/libk3b/tools/libisofs/bswap.h
index 96bd588..96196ce 100644
--- a/libk3b/tools/libisofs/bswap.h
+++ b/libk3b/tools/libisofs/bswap.h
@@ -39,7 +39,7 @@ inline static unsigned int ByteSwap32(unsigned int x)
 
 inline static unsigned long long int ByteSwap64(unsigned long long int x)
 {
-  register union { __extension__ unsigned long long int __ll;
+  union { __extension__ unsigned long long int __ll;
           unsigned int __l[2]; } __x;
   asm("xchgl	%0,%1":
       "=r"(__x.__l[0]),"=r"(__x.__l[1]):
diff --git a/libk3b/tools/libisofs/isofs.cpp b/libk3b/tools/libisofs/isofs.cpp
index 65f19eb..46bf91d 100644
--- a/libk3b/tools/libisofs/isofs.cpp
+++ b/libk3b/tools/libisofs/isofs.cpp
@@ -163,11 +163,11 @@ int ReadBootTable(readfunc *read,sector_t sector, boot_head *head, void *udata)
 	int i,end=0;
 	unsigned short sum;
 	boot_entry *defcur=NULL,*deflast=NULL;
-	register struct validation_entry *ventry=NULL;
-	register struct default_entry *dentry=NULL;
-	register struct section_header *sheader=NULL;
-	register struct section_entry *sentry=NULL;
-	register struct section_entry_ext *extsentry=NULL;
+	struct validation_entry *ventry=NULL;
+	struct default_entry *dentry=NULL;
+	struct section_header *sheader=NULL;
+	struct section_entry *sentry=NULL;
+	struct section_entry_ext *extsentry=NULL;
 	
 	head->sections=NULL;
 	head->defentry=NULL;
@@ -540,7 +540,7 @@ int ProcessDir(readfunc *read,int extent,int size,dircallback *callback,void *ud
  */
 int JolietLevel(struct iso_volume_descriptor *ivd) {
 	int ret=0;
-	register struct iso_supplementary_descriptor *isd;
+	struct iso_supplementary_descriptor *isd;
 	
 	isd = (struct iso_supplementary_descriptor *) ivd;
 	
diff --git a/src/fastscale/scale.cpp b/src/fastscale/scale.cpp
index e15c5da..fb6a612 100644
--- a/src/fastscale/scale.cpp
+++ b/src/fastscale/scale.cpp
@@ -439,7 +439,7 @@ static void HorizontalFilter(const TQImage& source,TQImage& destination,
     stop,
     y;
 
-  register long
+  long
     i,
     x;
 
@@ -524,7 +524,7 @@ static void VerticalFilter(const TQImage& source,TQImage& destination,
     stop,
     x;
 
-  register long
+  long
     i,
     y;
 
@@ -738,13 +738,13 @@ TQImage SampleImage(const TQImage& image,const int columns,
   uchar
     *pixels;
 
-  register const uchar
+  const uchar
     *p;
 
-  register long
+  long
     x;
 
-  register uchar
+  uchar
     *q;
 
   /*