diff --git a/src/containers/array.c b/src/containers/array.c
index d2bc7908..826f665c 100644
--- a/src/containers/array.c
+++ b/src/containers/array.c
@@ -146,7 +146,6 @@ int array_container_shrink_to_fit(array_container_t *src) {
 /* Free memory. */
 void array_container_free(array_container_t *arr) {
     roaring_free(arr->array);
-    arr->array = NULL;  // pedantic
     roaring_free(arr);
 }
 
diff --git a/src/containers/bitset.c b/src/containers/bitset.c
index f4973959..00721056 100644
--- a/src/containers/bitset.c
+++ b/src/containers/bitset.c
@@ -130,11 +130,7 @@ void bitset_container_add_from_range(bitset_container_t *bitset, uint32_t min,
 
 /* Free memory. */
 void bitset_container_free(bitset_container_t *bitset) {
-    if (bitset->words !=
-        NULL) {  // Jon Strabala reports that some tools complain otherwise
-        roaring_aligned_free(bitset->words);
-        bitset->words = NULL;  // pedantic
-    }
+    roaring_aligned_free(bitset->words);
     roaring_free(bitset);
 }
 
diff --git a/src/containers/run.c b/src/containers/run.c
index 3d62d17c..9c13ea50 100644
--- a/src/containers/run.c
+++ b/src/containers/run.c
@@ -190,7 +190,6 @@ void run_container_offset(const run_container_t *c, container_t **loc,
 /* Free memory. */
 void run_container_free(run_container_t *run) {
     roaring_free(run->runs);
-    run->runs = NULL;  // pedantic
     roaring_free(run);
 }