diff --git a/c/src/lib/libbsp/shared/ChangeLog b/c/src/lib/libbsp/shared/ChangeLog
index cccf2989ea..2db7ddf2f6 100644
--- a/c/src/lib/libbsp/shared/ChangeLog
+++ b/c/src/lib/libbsp/shared/ChangeLog
@@ -1,3 +1,7 @@
+2008-08-20	Sebastian Huber <sebastian.huber@embedded-brains.de>
+
+	* src/irq-generic.c: Fixed integer conversion warnings.
+
 2008-08-19	Ralf Corsépius <ralf.corsepius@rtems.org>
 
 	* timerstub.c: Add missing prototypes.
diff --git a/c/src/lib/libbsp/shared/src/irq-generic.c b/c/src/lib/libbsp/shared/src/irq-generic.c
index ef43ba91e6..fb6370a7da 100644
--- a/c/src/lib/libbsp/shared/src/irq-generic.c
+++ b/c/src/lib/libbsp/shared/src/irq-generic.c
@@ -52,9 +52,9 @@ static inline void bsp_interrupt_set_handler_unique( rtems_vector_number index,
 	rtems_vector_number i = index / 8;
 	rtems_vector_number s = index % 8;
 	if (unique) {
-		bsp_interrupt_handler_unique_table [i] |= (uint8_t) 0x1 << s;
+		bsp_interrupt_handler_unique_table [i] |= (uint8_t) (0x1U << s);
 	} else {
-		bsp_interrupt_handler_unique_table [i] &= ~((uint8_t) 0x1 << s);
+		bsp_interrupt_handler_unique_table [i] &= (uint8_t) ~(0x1U << s);
 	}
 }