diff --git a/script/1_source-install.sh b/script/1_source-install.sh
index 7d497e0..c48a034 100755
--- a/script/1_source-install.sh
+++ b/script/1_source-install.sh
@@ -51,6 +51,7 @@ then
              libreadline-dev \
              libncurses-dev \
              mysql-server \
+             gdb \
              libboost-all-dev