diff --git a/aider/models.py b/aider/models.py
index dd0abd452..3cb0a5c5c 100644
--- a/aider/models.py
+++ b/aider/models.py
@@ -91,8 +91,8 @@ MODEL_ALIASES = {
     "flash": "gemini/gemini-2.5-flash-preview-04-17",
     "quasar": "openrouter/openrouter/quasar-alpha",
     "r1": "deepseek/deepseek-reasoner",
-    "gemini-2.5-pro": "gemini/gemini-2.5-pro-exp-03-25",
-    "gemini": "gemini/gemini-2.5-pro-preview-03-25",
+    "gemini-2.5-pro": "gemini/gemini-2.5-pro-preview-05-06",
+    "gemini": "gemini/gemini-2.5-pro-preview-05-06",
     "gemini-exp": "gemini/gemini-2.5-pro-exp-03-25",
     "grok3": "xai/grok-3-beta",
     "optimus": "openrouter/openrouter/optimus-alpha",