diff --git a/appveyor.yml b/appveyor.yml
index 204d729c..649717e8 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -45,7 +45,7 @@ install:
     - set PATH=C:\projects\deps\ninja;%PATH%
     - ninja --version
     - python -m pip install --upgrade pip
-    - pip3.exe install conan==1.30.2
+    - pip3.exe install conan==1.35.2
     - pip3.exe install lxml
     - cd %APPVEYOR_BUILD_FOLDER%
 
diff --git a/ci/install.sh b/ci/install.sh
index d1492e4b..b939dcbc 100755
--- a/ci/install.sh
+++ b/ci/install.sh
@@ -17,14 +17,14 @@ if [[ "$(uname -s)" == 'Linux' ]]; then
     sudo pip3 install virtualenv
     virtualenv conan
     source conan/bin/activate
-    pip3 install conan==1.30.2
+    pip3 install conan==1.35.2
     pip3 install codecov
     pip3 install lxml
 else
     sudo pip3 install virtualenv
     virtualenv conan
     source conan/bin/activate
-    pip3 install conan==1.30.2
+    pip3 install conan==1.35.2
     pip3 install codecov
     pip3 install lxml
 fi