diff --git a/T/Trixi/Compat.toml b/T/Trixi/Compat.toml
index 0c894625115af55..b4589aa88ee9956 100644
--- a/T/Trixi/Compat.toml
+++ b/T/Trixi/Compat.toml
@@ -351,12 +351,12 @@ Setfield = "1"
 ["0.6.10-0.8.8"]
 StartUpDG = "0.17.7-0.17"
 
-["0.6.2-0"]
-P4est = "0.4.9-0.4"
-
 ["0.6.2-0.6.4"]
 T8code = "0.4.3-0.4"
 
+["0.6.2-0.9.7"]
+P4est = "0.4.9-0.4"
+
 ["0.6.4-0"]
 TimerOutputs = "0.5.7-0.5"
 
@@ -400,3 +400,6 @@ StartUpDG = ["0.17.7-0.17", "1.1.5-1"]
 MPI = "0.20.6-0.20"
 StableRNGs = "1.0.2-1"
 T8code = "0.7"
+
+["0.9.8-0"]
+P4est = "0.4.12-0.4"
diff --git a/T/Trixi/Versions.toml b/T/Trixi/Versions.toml
index 223d980931c3de5..0fb81fc2041091e 100644
--- a/T/Trixi/Versions.toml
+++ b/T/Trixi/Versions.toml
@@ -687,3 +687,6 @@ git-tree-sha1 = "dac40f73d77cbdf9420dfa0b5ea008ce3e4a5505"
 
 ["0.9.7"]
 git-tree-sha1 = "a787466bec137dfa702d381c9577cca6dfecff5f"
+
+["0.9.8"]
+git-tree-sha1 = "da575e667cad01bd70ec71ac62285c1e93aca6a3"