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diff --git a/3d_gpu/mesa.mdwn b/3d_gpu/mesa.mdwn
index 707d55a7e9ec2d81790d7ae64a46c4d928dfaf38..79d80b4fd8074928505a00df2fc4d4f1aa68d5bb 100644 (file)
--- a/3d_gpu/mesa.mdwn
+++ b/3d_gpu/mesa.mdwn
@@ -17,6 +17,7 @@ In order to install a `meson` version recent enough to configure `mesa`, add bus
 
 Install `meson` (version 52.0 or later):
 
+    apt-get update -y
     apt-get install -y -t buster-backports meson
 
 Then install the necessary packages by running the following commands as root: