diff --git a/ansi-tests/number-comparison.lsp b/ansi-tests/number-comparison.lsp
index e57f411407fe2129e60b976c708dc4df22a9fae3..989aefb416276f92a8e1a54362861212ccfb6a92 100644
--- a/ansi-tests/number-comparison.lsp
+++ b/ansi-tests/number-comparison.lsp
@@ -1246,7 +1246,7 @@
 
 (deftest bignum.float.compare.1a
   (loop for x in *floats*
-	when (or (= x 0)
+	when (or (zerop x)
 		 (< (abs (log (abs x))) 10000))
 	nconc
 	(loop for r = (1+ (random (ash 1 (random 32))))
@@ -1259,7 +1259,7 @@
 
 (deftest bignum.float.compare.1b
   (loop for x in *floats*
-	when (or (= x 0)
+	when (or (zerop x)
 		 (< (abs (log (abs x))) 10000))
 	nconc
 	(loop for r = (1+ (random (ash 1 (random 32))))
@@ -1272,7 +1272,7 @@
 
 (deftest bignum.float.compare.2a
   (loop for x in *floats*
-	when (or (= x 0)
+	when (or (zerop x)
 		 (< (abs (log (abs x))) 10000))
 	nconc
 	(loop for r = (1+ (random (ash 1 (random 32))))
@@ -1285,7 +1285,7 @@
 
 (deftest bignum.float.compare.2b
   (loop for x in *floats*
-	when (or (= x 0)
+	when (or (zerop x)
 		 (< (abs (log (abs x))) 10000))
 	nconc
 	(loop for r = (1+ (random (ash 1 (random 32))))
@@ -1298,7 +1298,7 @@
 
 (deftest bignum.float.compare.3a
   (loop for x in *floats*
-	when (or (= x 0)
+	when (or (zerop x)
 		 (< (abs (log (abs x))) 10000))
 	nconc
 	(loop for r = (1+ (random (ash 1 (random 32))))
@@ -1311,7 +1311,7 @@
 
 (deftest bignum.float.compare.3b
   (loop for x in *floats*
-	when (or (= x 0)
+	when (or (zerop x)
 		 (< (abs (log (abs x))) 10000))
 	nconc
 	(loop for r = (1+ (random (ash 1 (random 32))))
@@ -1324,7 +1324,7 @@
 
 (deftest bignum.float.compare.4a
   (loop for x in *floats*
-	when (or (= x 0)
+	when (or (zerop x)
 		 (< (abs (log (abs x))) 10000))
 	nconc
 	(loop for r = (1+ (random (ash 1 (random 32))))
@@ -1337,7 +1337,7 @@
 
 (deftest bignum.float.compare.4b
   (loop for x in *floats*
-	when (or (= x 0)
+	when (or (zerop x)
 		 (< (abs (log (abs x))) 10000))
 	nconc
 	(loop for r = (1+ (random (ash 1 (random 32))))
@@ -1350,7 +1350,7 @@
 
 (deftest bignum.float.compare.5a
   (loop for x in *floats*
-	when (or (= x 0)
+	when (or (zerop x)
 		 (< (abs (log (abs x))) 10000))
 	nconc
 	(loop for r = (1+ (random (ash 1 (random 32))))
@@ -1363,7 +1363,7 @@
 
 (deftest bignum.float.compare.5b
   (loop for x in *floats*
-	when (or (= x 0)
+	when (or (zerop x)
 		 (< (abs (log (abs x))) 10000))
 	nconc
 	(loop for r = (1+ (random (ash 1 (random 32))))
@@ -1376,7 +1376,7 @@
 
 (deftest bignum.float.compare.6a
   (loop for x in *floats*
-	when (or (= x 0)
+	when (or (zerop x)
 		 (< (abs (log (abs x))) 10000))
 	nconc
 	(loop for r = (1+ (random (ash 1 (random 32))))
@@ -1389,7 +1389,7 @@
 
 (deftest bignum.float.compare.6b
   (loop for x in *floats*
-	when (or (= x 0)
+	when (or (zerop x)
 		 (< (abs (log (abs x))) 10000))
 	nconc
 	(loop for r = (1+ (random (ash 1 (random 32))))