diff --git a/ebu-norm b/ebu-norm
index ab5fdfe..57d4ca8 100755
--- a/ebu-norm
+++ b/ebu-norm
@@ -12,21 +12,6 @@ THR=-1
 # sound-gambit release time (default 10, range 1 to 1000)
 REL=10
 
-# Check availability of dependencies
-function checkAvail()
-{
-	which "$1" >/dev/null 2>&1
-	ret=$?
-	if [ $ret -ne 0 ]
-	then
-		echo "tool \"$1\" not found." >&2
-		exit 1
-	fi
-}
-
-for tool in {ffmpeg,bc,sound-gambit}; \
-	do checkAvail "$tool"; done
-
 #Check for audio files
 NUMARG=0
 for file in "$@"; do
diff --git a/ebu-plot b/ebu-plot
index 5fb7438..4612fff 100755
--- a/ebu-plot
+++ b/ebu-plot
@@ -23,21 +23,6 @@ then
 fi
 done
 
-# Check availability of dependencies
-function checkAvail()
-{
-	which "$1" >/dev/null 2>&1
-	ret=$?
-	if [ $ret -ne 0 ]
-	then
-		echo "tool \"$1\" not found." >&2
-		exit 1
-	fi
-}
-
-for tool in {pwsh,ffmpeg,gnuplot}; \
-	do checkAvail "$tool"; done
-
 # Command usage check
 if [ $# -eq 0 ]
 then
@@ -82,4 +67,4 @@ echo "Done!"
 echo
 echo "Skipped items: $SKIPPED"
 cat $SKIPFILE
-rm $SKIPFILE
\ No newline at end of file
+rm $SKIPFILE
diff --git a/ebu-scan b/ebu-scan
index 11736d6..8190223 100755
--- a/ebu-scan
+++ b/ebu-scan
@@ -4,21 +4,6 @@
 
 # Usage: ebu-scan <input files>.                          
 
-# Check availability of dependencies
-function checkAvail()
-{
-	which "$1" >/dev/null 2>&1
-	ret=$?
-	if [ $ret -ne 0 ]
-	then
-		echo "tool \"$1\" not found." >&2
-		exit 1
-	fi
-}
-
-for tool in ffmpeg ; \
-	do checkAvail "$tool"; done
-
 #Check for audio files and enumerate
 NUMARG=0
 for file in "$@"; do
diff --git a/tp-norm b/tp-norm
index b8e4997..894f440 100755
--- a/tp-norm
+++ b/tp-norm
@@ -6,21 +6,6 @@
 # Option: 
 #  -t   Specify true peak target, e.g. -t -2 
 
-# Check availability of dependencies
-function checkAvail()
-{
-	which "$1" >/dev/null 2>&1
-	ret=$?
-	if [ $ret -ne 0 ]
-	then
-		echo "tool \"$1\" not found." >&2
-		exit 1
-	fi
-}
-
-for tool in {ffmpeg,bc}; \
-	do checkAvail "$tool"; done
-
 #Check for audio files
 NUMARG=0
 for file in "$@"; do