diff --git a/.drone.yml b/.drone.yml
index f383a5b1a..98c6c4766 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -5,7 +5,7 @@ name: debian-unstable
 
 steps:
 - name: debian-build
-  image: dankamongmen/unstable_builder:2020-07-13a
+  image: dankamongmen/unstable_builder:2020-08-14a
   commands:
     - export LANG=en_US.UTF-8
     - apt-get install -y libunistring-dev
@@ -21,7 +21,7 @@ name: ubuntu-focal
 
 steps:
 - name: ubuntu-build
-  image: dankamongmen/focal:2020-07-13a
+  image: dankamongmen/focal:2020-08-14a
   commands:
     - export LANG=en_US.UTF-8
     - apt-get install -y libunistring-dev
@@ -37,7 +37,7 @@ name: fedora-rawhide
 
 steps:
 - name: fedora-rawhide
-  image: dankamongmen/fedora33:2020-07-13a
+  image: dankamongmen/fedora33:2020-08-14a
   commands:
     - export LANG=en_US.UTF-8
     - dnf install -y libunistring-devel