diff --git a/package.json b/package.json
index 5cd7128062402f12f238ae762d7a364daa30c28a..5436ed03232a241b2bda3daee01100825daf5c31 100644
--- a/package.json
+++ b/package.json
@@ -104,6 +104,7 @@
     "morgan": "1.8.2",
     "ngx-pagination": "3.0.1",
     "pem": "1.9.7",
+    "popper.js": "^1.12.3",
     "reflect-metadata": "0.1.10",
     "rxjs": "5.4.2",
     "ts-md5": "1.2.0",
diff --git a/yarn.lock b/yarn.lock
index 16fd75602feded22215080691d148339be9cbaa5..24e51e2f8e1cc1e69caa0a24c3ba1f69871e0423 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4965,6 +4965,10 @@ pleeease-filters@^4.0.0:
     onecolor "^3.0.4"
     postcss "^6.0.1"
 
+popper.js@^1.12.3:
+  version "1.12.3"
+  resolved "https://registry.yarnpkg.com/popper.js/-/popper.js-1.12.3.tgz#e46a99c52e74e310411df505d820b61bdbe7eaee"
+
 portfinder@^1.0.13, portfinder@^1.0.9:
   version "1.0.13"
   resolved "https://registry.yarnpkg.com/portfinder/-/portfinder-1.0.13.tgz#bb32ecd87c27104ae6ee44b5a3ccbf0ebb1aede9"