diff --git a/java_tools/proxy_server/src/main/java/com/rusefi/server/UpdateRequestHandler.java b/java_tools/proxy_server/src/main/java/com/rusefi/server/UpdateRequestHandler.java
index 63d5e55821..61385f1541 100644
--- a/java_tools/proxy_server/src/main/java/com/rusefi/server/UpdateRequestHandler.java
+++ b/java_tools/proxy_server/src/main/java/com/rusefi/server/UpdateRequestHandler.java
@@ -48,6 +48,8 @@ public class UpdateRequestHandler implements Take {
                     state.requestConnectorSoftwareUpdate();
                 } catch (IOException e) {
                     throw new IllegalStateException(e);
+                } finally {
+                    state.getTwoKindSemaphore().releaseFromLongTermUsage();
                 }
             }).start();