diff --git a/pkgs/applications/networking/browsers/chromium/plugins.nix b/pkgs/applications/networking/browsers/chromium/plugins.nix
index 068ffe753ef1..1acbf4fa57b9 100644
--- a/pkgs/applications/networking/browsers/chromium/plugins.nix
+++ b/pkgs/applications/networking/browsers/chromium/plugins.nix
@@ -100,11 +100,11 @@ let
 
   flash = stdenv.mkDerivation rec {
     name = "flashplayer-ppapi-${version}";
-    version = "31.0.0.148";
+    version = "31.0.0.153";
 
     src = fetchzip {
       url = "https://fpdownload.adobe.com/pub/flashplayer/pdc/${version}/flash_player_ppapi_linux.x86_64.tar.gz";
-      sha256 = "1kvmsdg0qsq3jdhrlqqxxy33bjz8nc5rjy59ly4hhnp994szcx0s";
+      sha256 = "0c7vh1h9lzx09njf7w1acvj2v91girlzflqxzli8nxza7pd1zb2v";
       stripRoot = false;
     };
 
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix
index c791fedd378d..9aee9ef8c00e 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/default.nix
@@ -74,7 +74,7 @@ let
 in
 stdenv.mkDerivation rec {
   name = "flashplayer-${version}";
-  version = "31.0.0.148";
+  version = "31.0.0.153";
 
   src = fetchurl {
     url =
@@ -85,14 +85,14 @@ stdenv.mkDerivation rec {
     sha256 =
       if debug then
         if arch == "x86_64" then
-          "0cwsj4gn5m7caj5cjqjpf180pfjgyss9zp6zf2r728xbjjw87mc7"
+          "0d3ch1ksxra8hvbqnzj5fmbvlz6hq42b3rncx4vpjlwrcjd9ggy9"
         else
-          "0yvj5k3dpzp3iydv4z6mw0kz64l7nfrwswb48jyyh519z81cj7vv"
+          "1qldcashv1x64cvpbx1741hz32rmc0dp7i3ayhpbi15rvf95qx8f"
       else
         if arch == "x86_64" then
-          "1apgikb8rsmgmfkk9mcffslkww9jj5wgi998imaqgr7ibyfl19bk"
+          "114n3kvdyfmn2w6w6zbijx29fz10x3cbjyy3ci05n0y07lhq1grc"
         else
-          "03yh0rvgdssjxj4dvfan0qp9z9qwyvxzdv00idk3mj0v9japhyn2";
+          "0sxvjf3xylm4bmhianyfy54gzbm4gkq1i9q8gg4fn3nb3c0z7327";
   };
 
   nativeBuildInputs = [ unzip ];
diff --git a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix
index ac6068519f4a..b1a22673d015 100644
--- a/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix
+++ b/pkgs/applications/networking/browsers/mozilla-plugins/flashplayer/standalone.nix
@@ -50,7 +50,7 @@
 
 stdenv.mkDerivation rec {
   name = "flashplayer-standalone-${version}";
-  version = "31.0.0.148";
+  version = "31.0.0.153";
 
   src = fetchurl {
     url =
@@ -60,9 +60,9 @@ stdenv.mkDerivation rec {
         "https://fpdownload.macromedia.com/pub/flashplayer/updaters/31/flash_player_sa_linux.x86_64.tar.gz";
     sha256 =
       if debug then
-        "08ysnbnsfs741w9bi0mfl62jhvj8fxh2in1kbp9xzzc40z3yqngn"
+        "1k78nwrz5zbsj5jvn340n2y4dz1zxrcb7f7955d8dra15w0zax1k"
       else
-        "0j7qw3iqswgc5df6zzm9jw0yf2mc7r29cp10b1y5p1ys0hrpm33d";
+        "0ajg3p4c36xzvvjl2hpbzn2g3xwjgf2xy6x4478aq7fxfgb0vf6s";
   };
 
   nativeBuildInputs = [ unzip ];