diff --git a/install/install.sh b/install/install.sh
index 9228f09..85549b5 100644
--- a/install/install.sh
+++ b/install/install.sh
@@ -235,4 +235,9 @@ if [[ $? != 0 ]]; then
 	echo "[ERROR] install_library returned a non zero status code"
 	exit
 fi
+finish_installation
+if [[ $? != 0 ]]; then
+	echo "[ERROR] finsh_installation returned a non zero status code"
+	exit
+fi
 echo "[INSTALL] LinkJVM java environment installed!"
diff --git a/java-environment/javac/javac.c b/java-environment/javac/javac.c
index 101fc46..1a15899 100644
--- a/java-environment/javac/javac.c
+++ b/java-environment/javac/javac.c
@@ -2,7 +2,7 @@
 #include <string.h>
 
 int main(int argc, char *argv[]){
-	char command[2048] = "java -jar /usr/local/LinkJVM/lib/javac/ecj-3.7.jar -7";
+	char command[2048] = "java -jar /usr/local/LinkJVM/lib/javac/ecj-3.7.jar -7 ";
 	int i = 1;
 	for(i; i < argc; i++){
 		strcat(command, argv[i]);