diff --git a/.github/workflows/CI_componenttests.yml b/.github/workflows/CI_componenttests.yml
index bcdc70f..f06475f 100644
--- a/.github/workflows/CI_componenttests.yml
+++ b/.github/workflows/CI_componenttests.yml
@@ -16,8 +16,7 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - '1.6'
-          - '1.10'
+          - '1.11'
         os:
           - ubuntu-latest
         arch:
diff --git a/.github/workflows/CI_unittests.yml b/.github/workflows/CI_unittests.yml
index 0ebcb95..4d09b34 100644
--- a/.github/workflows/CI_unittests.yml
+++ b/.github/workflows/CI_unittests.yml
@@ -19,8 +19,7 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - '1.6'
-          - '1.10'
+          - '1.11'
         os:
           - ubuntu-latest
         arch:
diff --git a/.github/workflows/Codecov.yml b/.github/workflows/Codecov.yml
index 7e7fddc..f14c121 100644
--- a/.github/workflows/Codecov.yml
+++ b/.github/workflows/Codecov.yml
@@ -19,7 +19,7 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - '1.10'
+          - '1.11'
         os:
           - ubuntu-latest
         arch:
diff --git a/.github/workflows/Documentation.yml b/.github/workflows/Documentation.yml
index 1f86022..89c6b39 100644
--- a/.github/workflows/Documentation.yml
+++ b/.github/workflows/Documentation.yml
@@ -17,7 +17,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v2
         with:
-          version: '1.10'
+          version: '1.11'
       - name: Install dependencies
         run: julia --project=docs/ -e 'using Pkg; Pkg.develop(PackageSpec(path=pwd())); Pkg.instantiate()'
       - name: Build and deploy
diff --git a/Project.toml b/Project.toml
index f8785fe..c6bcf13 100644
--- a/Project.toml
+++ b/Project.toml
@@ -36,7 +36,7 @@ DelimitedFiles = "1"
 Distributions = "0.25"
 FiniteDifferences = "0.12"
 ForwardDiff = "0.10"
-Interpolations = "0.14, 0.15"
+Interpolations = "0.14, 0.15, 1.6"
 LsqFit = "0.15"
 OrderedCollections = "1"
 PerformanceTestTools = "0.1"