diff --git a/src/bankd/bankd_main.c b/src/bankd/bankd_main.c
index 8ec0966..8c1c9a8 100644
--- a/src/bankd/bankd_main.c
+++ b/src/bankd/bankd_main.c
@@ -82,7 +82,7 @@ static void bankd_init(struct bankd *bankd)
 
 	asn_debug = 0;
 
-	/* intialize members of 'bankd' */
+	/* initialize members of 'bankd' */
 	bankd->slotmaps = slotmap_init(bankd);
 	INIT_LLIST_HEAD(&bankd->workers);
 	pthread_mutex_init(&bankd->workers_mutex, NULL);
diff --git a/src/client/main_fsm.c b/src/client/main_fsm.c
index f8b1406..0aa7429 100644
--- a/src/client/main_fsm.c
+++ b/src/client/main_fsm.c
@@ -70,7 +70,7 @@ static char **build_script_env(struct bankd_client *bc, const char *cause)
 
 	env[i++] = talloc_asprintf(env, "REMSIM_CAUSE=%s", cause);
 
-	/* ask frontend to append any frontend-speccific additional environment vars */
+	/* ask frontend to append any frontend-specific additional environment vars */
 	rc = frontend_append_script_env(bc, env, i, 256-i-1);
 	if (rc > 0)
 		i = rc;
diff --git a/src/client/user_ifdhandler.c b/src/client/user_ifdhandler.c
index 5704fba..5e7fb7a 100644
--- a/src/client/user_ifdhandler.c
+++ b/src/client/user_ifdhandler.c
@@ -111,7 +111,7 @@ struct msgb *itmsg_alloc(enum itmsg_type type, uint16_t status, const uint8_t *d
 void __thread *talloc_asn1_ctx;
 
 struct client_thread {
-	/* bankd client runningi inside this thread */
+	/* bankd client running inside this thread */
 	struct bankd_client *bc;
 
 	/* inter-thread osmo-fd; communication with IFD/PCSC thread */
@@ -132,7 +132,7 @@ struct client_thread_cfg {
 	int it_sock_fd;
 };
 
-/* enqueue a msgb (containg 'struct itmsg') towards the IFD-handler thread */
+/* enqueue a msgb (containing 'struct itmsg') towards the IFD-handler thread */
 static void enqueue_to_ifd(struct client_thread *ct, struct msgb *msg)
 {
 	if (!msg)
diff --git a/src/rspro_client_fsm.c b/src/rspro_client_fsm.c
index c0336b7..bd07330 100644
--- a/src/rspro_client_fsm.c
+++ b/src/rspro_client_fsm.c
@@ -94,11 +94,11 @@ int server_conn_send_rspro(struct rspro_server_conn *srvc, RsproPDU_t *rspro)
 }
 
 enum server_conn_fsm_state {
-	/* waiting for initial connectiong to remsim-server */
+	/* waiting for initial connection to remsim-server */
 	SRVC_ST_INIT,
 	/* server connection established, waiting for ClientConnectRes */
 	SRVC_ST_ESTABLISHED,
-	/* server connection etsablished, ClientConnect succeeded */
+	/* server connection established, ClientConnect succeeded */
 	SRVC_ST_CONNECTED,
 	/* connection lost, we're waiting for a re-establish */
 	SRVC_ST_REESTABLISH,