diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 193311b..ce39827 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -11,7 +11,7 @@ jobs:
     strategy:
       matrix:
         version:
-          - '1.6.0'
+          - '1.10.4'
         os:
           - ubuntu-latest
           - macOS-latest
diff --git a/.github/workflows/CompatHelper.yml b/.github/workflows/CompatHelper.yml
index d10772a..8b13719 100644
--- a/.github/workflows/CompatHelper.yml
+++ b/.github/workflows/CompatHelper.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        julia-version: [1.6.0]
+        julia-version: [1.10.4]
         julia-arch: [x64]
         os: [ubuntu-latest]
     steps:
diff --git a/.github/workflows/CompatHelperManual.yml b/.github/workflows/CompatHelperManual.yml
index 012fd97..9a6fd21 100644
--- a/.github/workflows/CompatHelperManual.yml
+++ b/.github/workflows/CompatHelperManual.yml
@@ -9,7 +9,7 @@ jobs:
     if: "contains(github.event.head_commit.message, '[compat]')"
     strategy:
       matrix:
-        julia-version: [1.6.0]
+        julia-version: [1.10.4]
         julia-arch: [x64]
         os: [ubuntu-latest]
     steps:
diff --git a/.github/workflows/ManuallyBuildDoc.yml b/.github/workflows/ManuallyBuildDoc.yml
index 7d26ea8..5943dc8 100644
--- a/.github/workflows/ManuallyBuildDoc.yml
+++ b/.github/workflows/ManuallyBuildDoc.yml
@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v1
       - uses: julia-actions/setup-julia@latest
         with:
-          version: '1.6.0'
+          version: '1.10.4'
       - run: julia --project=docs -e '
           using Pkg;
           Pkg.add("Documenter");
diff --git a/src/PhysicalParticles.jl b/src/PhysicalParticles.jl
index 5b2bcfb..3ca6dab 100644
--- a/src/PhysicalParticles.jl
+++ b/src/PhysicalParticles.jl
@@ -24,7 +24,7 @@ import Base: +, -, *, /, zero, length, iterate, real, show, ==, #getproperty,
              convert,
              Array, Vector,
              one, zero, isone, iszero, isnan, isinf, oneunit, isapprox, parse
-import Random: rand
+import Random: rand, randn
 import LinearAlgebra: norm, normalize, dot, cross, ×
 
 import Statistics: mean, std, var, median, middle
diff --git a/src/Random.jl b/src/Random.jl
index 79324c0..55f9c4b 100644
--- a/src/Random.jl
+++ b/src/Random.jl
@@ -1,5 +1,7 @@
 Random.rand(rng::AbstractRNG, ::Random.SamplerType{PVector2D{T}}) where T = PVector2D(rand(rng,T), rand(rng,T))
 Random.rand(rng::AbstractRNG, ::Random.SamplerType{PVector{T}}) where T = PVector(rand(rng,T), rand(rng,T), rand(rng,T))
+Random.randn(rng::AbstractRNG, ::Type{PVector2D{T}}) where T = PVector2D(randn(rng,T), randn(rng,T))
+Random.randn(rng::AbstractRNG, ::Type{PVector{T}}) where T = PVector(randn(rng,T), randn(rng,T), randn(rng,T))
 
 """
     randn_pvector2d(n::Integer, T::DataType = Float64)
diff --git a/test/testPhysicalParticles.jl b/test/testPhysicalParticles.jl
index bdfc892..01f19fd 100644
--- a/test/testPhysicalParticles.jl
+++ b/test/testPhysicalParticles.jl
@@ -70,6 +70,8 @@ end
         @test p_Star2D[1].Pos == a[1]
 
         # randn
+        randn(PVector2D{Float64})
+
         a_randn = randn_pvector2d(5)
         @test length(a_randn) == 5
 
@@ -199,6 +201,8 @@ end
         @test_throws ErrorException assign_particles(ps, :Pos, [PVector(u"m")])
 
         # randn
+        randn(PVector{Float64})
+
         a_randn = randn_pvector(5)
         @test length(a_randn) == 5