diff --git a/libs/partners/mistralai/poetry.lock b/libs/partners/mistralai/poetry.lock
index 2033909858..7f15711f0d 100644
--- a/libs/partners/mistralai/poetry.lock
+++ b/libs/partners/mistralai/poetry.lock
@@ -389,7 +389,7 @@ files = [
 
 [[package]]
 name = "langchain-core"
-version = "0.1.41"
+version = "0.1.42-rc.1"
 description = "Building applications with LLMs through composability"
 optional = false
 python-versions = ">=3.8.1,<4.0"
@@ -1062,4 +1062,4 @@ zstd = ["zstandard (>=0.18.0)"]
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.8.1,<4.0"
-content-hash = "2b17729082550d3d87b31dee89410e7ddccdc9a6b0427f8d002342aeed801b57"
+content-hash = "fb0d7eafe68c3c9000abdc687df68fe45615ca90b1e385b1cad8ee941dddeae7"
diff --git a/libs/partners/mistralai/pyproject.toml b/libs/partners/mistralai/pyproject.toml
index 91edb6aedb..8babe94632 100644
--- a/libs/partners/mistralai/pyproject.toml
+++ b/libs/partners/mistralai/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "langchain-mistralai"
-version = "0.1.1"
+version = "0.1.2-rc.1"
 description = "An integration package connecting Mistral and LangChain"
 authors = []
 readme = "README.md"
@@ -12,7 +12,7 @@ license = "MIT"
 
 [tool.poetry.dependencies]
 python = ">=3.8.1,<4.0"
-langchain-core = "^0.1.41"
+langchain-core = {version="^0.1.42-rc.1", allow-prereleases=true}
 tokenizers = "^0.15.1"
 httpx = ">=0.25.2,<1"
 httpx-sse = ">=0.3.1,<1"