diff --git a/src/packet_cb.c b/src/packet_cb.c
index 565621fc..efb0a942 100644
--- a/src/packet_cb.c
+++ b/src/packet_cb.c
@@ -505,4 +505,4 @@ SSH_PACKET_CALLBACK(ssh_packet_pong)
     session->pending_pings--;
 
     return SSH_PACKET_USED;
-}
\ No newline at end of file
+}
diff --git a/tests/client/torture_tinyssh.c b/tests/client/torture_tinyssh.c
index 9edb883a..ed015fcb 100644
--- a/tests/client/torture_tinyssh.c
+++ b/tests/client/torture_tinyssh.c
@@ -342,4 +342,4 @@ int torture_run_tests(void)
 
     ssh_finalize();
     return rc;
-}
\ No newline at end of file
+}
diff --git a/tests/pkd/pkd_keyutil.c b/tests/pkd/pkd_keyutil.c
index 34e071e2..797c0a7c 100644
--- a/tests/pkd/pkd_keyutil.c
+++ b/tests/pkd/pkd_keyutil.c
@@ -263,7 +263,7 @@ void cleanup_putty_client_keys(void)
 
     cleanup_key(PUTTY_ECDSA256_TESTKEY);
     cleanup_file(PUTTY_ECDSA256_PPK_TESTKEY);
-    
+
     cleanup_key(PUTTY_ED25519_TESTKEY);
     cleanup_file(PUTTY_ED25519_PPK_TESTKEY);
-}
\ No newline at end of file
+}
diff --git a/tests/pkd/pkd_util.h b/tests/pkd/pkd_util.h
index 8c4a637d..aba91293 100644
--- a/tests/pkd/pkd_util.h
+++ b/tests/pkd/pkd_util.h
@@ -14,4 +14,4 @@ int is_openssh_client_enabled(void);
 int is_dropbear_client_enabled(void);
 int is_putty_client_enabled(void);
 
-#endif /* __PKD_UTIL_H__ */
\ No newline at end of file
+#endif /* __PKD_UTIL_H__ */