diff --git a/base/utility.cpp b/base/utility.cpp
index 167f70310..f1bd7e970 100644
--- a/base/utility.cpp
+++ b/base/utility.cpp
@@ -10,39 +10,33 @@ using namespace icinga;
 void Utility::Daemonize(void) {
 #ifndef _WIN32
 	pid_t pid;
-	pid_t sid;
 	int fd;
 
 	pid = fork();
-	if (pid == -1) {
-		return false;
-	}
+	if (pid < 0)
+		throw PosixException("fork failed", errno);
 
 	if (pid)
 		exit(0);
 
 	fd = open("/dev/null", O_RDWR);
-	if (fd) {
-		if (fd != 0) {
-			dup2(fd, 0);
-		}
 
-		if (fd != 1) {
-			dup2(fd, 1);
-		}
+	if (fd < 0)
+		throw PosixException("open failed", errno);
 
-		if (fd != 2) {
-			dup2(fd, 2);
-		}
+	if (fd != 0)
+		dup2(fd, 0);
 
-		if (fd > 2) {
-			close(fd);
-		}
-	}
+	if (fd != 1)
+		dup2(fd, 1);
 
-	sid = setsid();
-	if (sid == -1) {
-		return false;
-	}
+	if (fd != 2)
+		dup2(fd, 2);
+
+	if (fd > 2)
+		close(fd);
+
+	if (setsid() < 0)
+		throw PosixException("setsid failed", errno);
 #endif
 }