diff --git a/sysdeps/mips/mips32/libm-test-ulps b/sysdeps/mips/mips32/libm-test-ulps
index 2984d0d42b..21818a1d76 100644
--- a/sysdeps/mips/mips32/libm-test-ulps
+++ b/sysdeps/mips/mips32/libm-test-ulps
@@ -965,6 +965,26 @@ Function: "log2_upward":
 double: 3
 float: 3
 
+Function: "log2p1":
+double: 1
+float: 1
+ldouble: 1
+
+Function: "log2p1_downward":
+double: 2
+float: 2
+ldouble: 2
+
+Function: "log2p1_towardzero":
+double: 2
+float: 2
+ldouble: 2
+
+Function: "log2p1_upward":
+double: 1
+float: 2
+ldouble: 1
+
 Function: "log_downward":
 float: 2
 
diff --git a/sysdeps/mips/mips64/libm-test-ulps b/sysdeps/mips/mips64/libm-test-ulps
index f2fd0581ba..bf3dd3f15c 100644
--- a/sysdeps/mips/mips64/libm-test-ulps
+++ b/sysdeps/mips/mips64/libm-test-ulps
@@ -1210,6 +1210,26 @@ double: 3
 float: 3
 ldouble: 1
 
+Function: "log2p1":
+double: 1
+float: 1
+ldouble: 3
+
+Function: "log2p1_downward":
+double: 2
+float: 2
+ldouble: 3
+
+Function: "log2p1_towardzero":
+double: 2
+float: 2
+ldouble: 2
+
+Function: "log2p1_upward":
+double: 1
+float: 2
+ldouble: 2
+
 Function: "log_downward":
 float: 2
 ldouble: 1