Index: src/OFHTTPServer.m
==================================================================
--- src/OFHTTPServer.m
+++ src/OFHTTPServer.m
@@ -365,10 +365,11 @@
 		pos = [value
 		    rangeOfString: @":"
 			  options: OF_STRING_SEARCH_BACKWARDS].location;
 
 		if (pos != OF_NOT_FOUND) {
+			[host release];
 			host = [[value substringWithRange:
 			    of_range(0, pos)] retain];
 
 			@try {
 				of_range_t range =
@@ -382,10 +383,11 @@
 				port = (uint16_t)portTmp;
 			} @catch (OFInvalidFormatException *e) {
 				return [self sendErrorAndClose: 400];
 			}
 		} else {
+			[host release];
 			host = [value retain];
 			port = 80;
 		}
 	}
 
@@ -446,11 +448,11 @@
 		if (HTTPMinorVersion > 0) {
 			[self sendErrorAndClose: 400];
 			return;
 		}
 
-		host = [server host];
+		host = [[server host] retain];
 		port = [server port];
 	}
 
 	URL = [OFURL URL];
 	[URL setScheme: @"http"];