diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4bf85b2..f375825 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - '1.6'
+          - '1.11'
         os:
           - ubuntu-latest
         arch:
diff --git a/Project.toml b/Project.toml
index d3f32f1..4c13528 100644
--- a/Project.toml
+++ b/Project.toml
@@ -7,7 +7,6 @@ version = "0.2.3"
 CSV = "336ed68f-0bac-5ca0-87d4-7b16caf5d00b"
 DataFrames = "a93c6f00-e57d-5684-b7b6-d8193f3e46c0"
 Dates = "ade2ca70-3891-5945-98fb-dc099432e06a"
-Interpolations = "a98d9a8b-a2ab-59e6-89dd-64a1c18fca59"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 NaNMath = "77ba4419-2d1f-58cd-9bb1-8ffee604a2e3"
 Query = "1a8c2f83-1ff3-5112-b086-8aa67b057ba1"
@@ -16,12 +15,11 @@ Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 
 [compat]
 CSV = "0.7, 0.8, 0.9.11, 0.10"
-DataFrames = "0.21, 0.22, 1.0, 1.1"
-Interpolations = "0.12, 0.13, 0.14"
-NaNMath = "0.3, 1"
+DataFrames = "0.21, 0.22, 1.0, 1.1, 1.7"
+NaNMath = "0.3, 1, 1.1"
 Query = "1.0"
-SpecialFunctions = "1.0, 1.1, 2"
-julia = "1.6, 1.7, 1.8, 1.9"
+SpecialFunctions = "1.0, 1.1, 2, 2.5"
+julia = "1.6, 1.7, 1.8, 1.9, 1.10, 1.11"
 
 [extras]
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
diff --git a/docs/src/internals.md b/docs/src/internals.md
index 566e1f7..81785fc 100644
--- a/docs/src/internals.md
+++ b/docs/src/internals.md
@@ -18,12 +18,6 @@ Public = false
 Order = [ :function ]
 ```
 
-### Interpolation
-```@autodocs
-Modules = [RvSpectMLBase.LinearInterpolation ]
-Public = false
-Order = [ :function]
-```
 
 ### Instrument specific
 ```@autodocs
@@ -48,13 +42,6 @@ Public = false
 Order = [:type ]
 ```
 
-### Interpolation
-```@autodocs
-Modules = [RvSpectMLBase.LinearInterpolation ]  
-Public = false
-Order = [:type ]
-```
-
 ### Instrument specific
 ```@autodocs
 Modules = [ RvSpectMLBase.TheoreticalInstrument  ]