diff --git a/contrib/crypto/common.factor b/contrib/crypto/common.factor
index adc80911f9..1aff636fed 100644
--- a/contrib/crypto/common.factor
+++ b/contrib/crypto/common.factor
@@ -1,6 +1,6 @@
 IN: crypto-internals
 USING: kernel io strings sequences namespaces math prettyprint
-unparser test parser lists ;
+test parser lists ;
 
 
 : w+ ( int -- int )
diff --git a/contrib/crypto/md5.factor b/contrib/crypto/md5.factor
index 00052541c5..1d9e32e7d8 100644
--- a/contrib/crypto/md5.factor
+++ b/contrib/crypto/md5.factor
@@ -1,6 +1,6 @@
 IN: crypto-internals
 USING: kernel io strings sequences namespaces math
-       unparser test parser lists crypto ;
+       test parser lists crypto ;
 
 SYMBOL: a
 SYMBOL: b
diff --git a/contrib/crypto/sha1.factor b/contrib/crypto/sha1.factor
index 955b1a53cb..73d84617b4 100644
--- a/contrib/crypto/sha1.factor
+++ b/contrib/crypto/sha1.factor
@@ -1,6 +1,6 @@
 IN: crypto-internals
 USING: kernel io strings sequences namespaces math prettyprint
-unparser test parser lists vectors hashtables kernel-internals crypto ;
+test parser lists vectors hashtables kernel-internals crypto ;
 
 ! Implemented according to RFC 3174.