diff --git a/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.json b/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.json
index 77943e17696a00097a6ebef475700810e1ca5c4b..6322dba702088c1b1a427b6f26fea91ff9ecc880 100644
--- a/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.json
+++ b/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.json
@@ -261,7 +261,7 @@
     "ht_capable": true,
     "instruction_set": "x86-64",
     "microarchitecture": "Broadwell",
-    "microcode": "0xb000036",
+    "microcode": "0xb000038",
     "model": "Intel Xeon",
     "other_description": "Intel(R) Xeon(R) CPU E5-2698 v4 @ 2.20GHz",
     "vendor": "Intel",
diff --git a/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.json b/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.json
index 938f51231c0968a55eb1c5d996ef9ff055dbfce6..df4277e0ebc27aab4163bab26d4b0f5de3ea22f4 100644
--- a/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.json
+++ b/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.json
@@ -261,7 +261,7 @@
     "ht_capable": true,
     "instruction_set": "x86-64",
     "microarchitecture": "Broadwell",
-    "microcode": "0xb000036",
+    "microcode": "0xb000038",
     "model": "Intel Xeon",
     "other_description": "Intel(R) Xeon(R) CPU E5-2698 v4 @ 2.20GHz",
     "vendor": "Intel",
diff --git a/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.yaml b/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.yaml
index 554e6b9f81c2e9d7ddc91134f12cd4f015b6ca6a..14fc5112adf1cbcf93ab08e41430dfdf7416bb79 100644
--- a/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.yaml
+++ b/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.yaml
@@ -177,7 +177,7 @@ gemini-1:
     clock_speed: 2200000000
     ht_capable: true
     instruction_set: x86-64
-    microcode: '0xb000036'
+    microcode: '0xb000038'
     model: Intel Xeon
     other_description: Intel(R) Xeon(R) CPU E5-2698 v4 @ 2.20GHz
     vendor: Intel
diff --git a/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.yaml b/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.yaml
index e0562a6ea03e27d86f6f663052ca538a568f3a11..f734f0b7f08ba4556ebe5164b53326ee1dbb8f54 100644
--- a/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.yaml
+++ b/input/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.yaml
@@ -177,7 +177,7 @@ gemini-2:
     clock_speed: 2200000000
     ht_capable: true
     instruction_set: x86-64
-    microcode: '0xb000036'
+    microcode: '0xb000038'
     model: Intel Xeon
     other_description: Intel(R) Xeon(R) CPU E5-2698 v4 @ 2.20GHz
     vendor: Intel