diff --git a/lib/asn1/check-der.c b/lib/asn1/check-der.c
index 467fd361a..826a0a4f8 100644
--- a/lib/asn1/check-der.c
+++ b/lib/asn1/check-der.c
@@ -71,7 +71,7 @@ test_integer (void)
 
     int values[] = {0, 127, 128, 256, -128, -129, -1, -255, 255,
 		    0x80000000, 0x7fffffff};
-    int i;
+    int i, ret;
     int ntests = sizeof(tests) / sizeof(*tests);
 
     for (i = 0; i < ntests; ++i) {
@@ -81,12 +81,17 @@ test_integer (void)
 	    errx(1, "malloc");
     }
 
-    return generic_test (tests, ntests, sizeof(int),
-			 (generic_encode)der_put_integer,
+    ret = generic_test (tests, ntests, sizeof(int),
+			(generic_encode)der_put_integer,
 			 (generic_length) der_length_integer,
 			 (generic_decode)der_get_integer,
 			 (generic_free)NULL,
 			 cmp_integer);
+
+    for (i = 0; i < ntests; ++i)
+	free (tests[i].name);
+
+    return ret;
 }
 
 static int
@@ -657,6 +662,8 @@ check_heim_integer_same(const char *p, const char *norm_p, heim_integer *i)
     if (der_heim_integer_cmp(i, &i2) != 0)
 	errx(1, "der_heim_integer_cmp: norm");
 
+    der_free_heim_integer(&i2);
+
     return 0;
 }
 
diff --git a/lib/asn1/check-gen.c b/lib/asn1/check-gen.c
index 32f404977..8573a7c28 100644
--- a/lib/asn1/check-gen.c
+++ b/lib/asn1/check-gen.c
@@ -115,7 +115,7 @@ test_principal (void)
 	{ { KRB5_NT_PRINCIPAL, { 2, lharoot_princ } },  "SU.SE" },
 	{ { KRB5_NT_SRV_HST, { 2, datan_princ } },  "E.KTH.SE" }
     };
-    int i;
+    int i, ret;
     int ntests = sizeof(tests) / sizeof(*tests);
 
     for (i = 0; i < ntests; ++i) {
@@ -123,12 +123,16 @@ test_principal (void)
 	asprintf (&tests[i].name, "Principal %d", i);
     }
 
-    return generic_test (tests, ntests, sizeof(Principal),
-			 (generic_encode)encode_Principal,
-			 (generic_length)length_Principal,
-			 (generic_decode)decode_Principal,
-			 (generic_free)free_Principal,
-			 cmp_principal);
+    ret = generic_test (tests, ntests, sizeof(Principal),
+			(generic_encode)encode_Principal,
+			(generic_length)length_Principal,
+			(generic_decode)decode_Principal,
+			(generic_free)free_Principal,
+			cmp_principal);
+    for (i = 0; i < ntests; ++i)
+	free (tests[i].name);
+
+    return ret;
 }
 
 static int
@@ -688,6 +692,8 @@ test_taglessalloc (void)
 			 (generic_free)free_TESTAlloc,
 			 cmp_TESTAlloc);
 
+    free(c1.tagless)
+
     return ret;
 }