diff --git a/server/modules/filter/cache/cache_storage_api.h b/server/modules/filter/cache/cache_storage_api.h
index aa972ce82..43c46eef4 100644
--- a/server/modules/filter/cache/cache_storage_api.h
+++ b/server/modules/filter/cache/cache_storage_api.h
@@ -136,7 +136,7 @@ typedef struct cache_storage_config_t
 
     /**
      * The maximum size of the storage may may occupy, before it should evict
-     * some items. A value if 0 means that there is no limit. The caller should
+     * some items. A value of 0 means that there is no limit. The caller should
      * specify 0, unless CACHE_STORAGE_CAP_MAX_SIZE is returned at initialization.
      */
     uint64_t max_size;
@@ -209,10 +209,10 @@ typedef struct cache_storage_api
      * @param storage    Pointer to a CACHE_STORAGE.
      * @param key        A key generated with get_key.
      * @param flags      Mask of cache_flags_t values.
-     * @param soft_ttl   The soft TTL. A value if CACHE_USE_CONFIG_TTL (-1) indicates
+     * @param soft_ttl   The soft TTL. A value of CACHE_USE_CONFIG_TTL (-1) indicates
      *                   that the value specfied in the config, used in the creation,
      *                   should be used.
-     * @param hard_ttl   The hard TTL. A value if CACHE_USE_CONFIG_TTL (-1) indicates
+     * @param hard_ttl   The hard TTL. A value of CACHE_USE_CONFIG_TTL (-1) indicates
      *                   that the value specfied in the config, used in the creation,
      *                   should be used.
      * @param result     Pointer to variable that after a successful return will
diff --git a/server/modules/filter/cache/storage.hh b/server/modules/filter/cache/storage.hh
index 2cb1be141..a8755e38a 100644
--- a/server/modules/filter/cache/storage.hh
+++ b/server/modules/filter/cache/storage.hh
@@ -49,10 +49,10 @@ public:
      *
      * @param key       A key generated with get_key.
      * @param flags     Mask of cache_flags_t values.
-     * @param soft_ttl  The soft TTL. A value if CACHE_USE_CONFIG_TTL (-1) indicates
+     * @param soft_ttl  The soft TTL. A value of CACHE_USE_CONFIG_TTL (-1) indicates
      *                   that the value specfied in the config, used in the creation,
      *                   should be used.
-     * @param hard_ttl  The hard TTL. A value if CACHE_USE_CONFIG_TTL (-1) indicates
+     * @param hard_ttl  The hard TTL. A value of CACHE_USE_CONFIG_TTL (-1) indicates
      *                   that the value specfied in the config, used in the creation,
      *                   should be used.
      * @param ppValue   Pointer to variable that after a successful return will