diff --git a/CMakeLists.txt b/CMakeLists.txt
index a5b9251f..e6d863d7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -49,7 +49,7 @@ option(LIBIGL_RESTRICTED_TRIANGLE  "Build target igl_restricted::triangle" ON)
 FetchContent_Declare(
   libigl
   GIT_REPOSITORY https://github.com/libigl/libigl.git
-  GIT_TAG 788871103938ce92112714d11ea491e8e6b4d972
+  GIT_TAG v2.6.0
 )
 FetchContent_MakeAvailable(libigl)
 
diff --git a/pyproject.toml b/pyproject.toml
index d399c9e6..b34f6c20 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ build-backend = "scikit_build_core.build"
 
 [project]
 name = "libigl"
-version = "2.5.4dev"
+version = "2.6.0"
 description = "libigl: A simple C++ geometry processing library"
 readme = "README.md"
 requires-python = ">=3.8"
diff --git a/src/internal_angles.cpp b/src/internal_angles.cpp
index cbddb5c7..4f3145b2 100644
--- a/src/internal_angles.cpp
+++ b/src/internal_angles.cpp
@@ -25,7 +25,7 @@ void bind_internal_angles(nb::module_ &m)
         "F"_a,
         R"(Compute internal angles for all tets of a given tet mesh (V,T).
 @param[in] V  #V by dim eigen Matrix of mesh vertex nD positions
-@param[in] T  #F by poly-size eigen Matrix of face (triangle) indices
+@param[in] F  #F by poly-size eigen Matrix of face (triangle) indices
 @param[out] K  #F by poly-size eigen Matrix of internal angles
     for triangles, columns correspond to edges [1,2],[2,0],[0,1])");
 }
diff --git a/test_sparse.py b/test_sparse.py
deleted file mode 100644
index 74074d80..00000000
--- a/test_sparse.py
+++ /dev/null
@@ -1,36 +0,0 @@
-import igl
-import time
-
-V, F = igl.icosahedron()
-V, F = igl.upsample(V, F)
-V, F = igl.upsample(V, F)
-V, F = igl.upsample(V, F)
-V, F = igl.upsample(V, F)
-V, F = igl.upsample(V, F)
-V, F = igl.upsample(V, F)
-
-max_iters = 6
-for i in range(max_iters):
-    A = igl.adjacency_matrix(F)
-    n = A.shape[0]
-
-    start = time.time()
-    dims = igl.sparse_shape(A)
-    t_shape = time.time() - start
-
-    start = time.time()
-    A2 = igl.sparse_noop(A)
-    t_noop = time.time() - start
-
-    start = time.time()
-    dims = igl.sparse_map_shape(A)
-    t_map_shape = time.time() - start
-
-    start = time.time()
-    A2 = igl.sparse_map_noop(A)
-    t_map_noop = time.time() - start
-
-    print(f"{n} {t_shape:.6g} {t_noop:.6g} {t_map_shape:.6g} {t_map_noop:.6g}")
-
-    if i != max_iters-1:
-        V, F = igl.upsample(V, F)
diff --git a/tests/test_all.py b/tests/test_all.py
index 1dd1a13e..4dfd55eb 100644
--- a/tests/test_all.py
+++ b/tests/test_all.py
@@ -313,6 +313,7 @@ def test_boundary_loop():
     F = F[1:-1,:]
     L_all = igl.boundary_loop_all(F)
     L = igl.boundary_loop(F)
+    UV = igl.map_vertices_to_circle(V,L)
 
 def test_voxel():
     V,_,_ = single_tet()
@@ -538,6 +539,7 @@ def test_misc():
     BV,BF = igl.bounding_box(V,pad=1.0)
     R,C,B = igl.circumradius(V,F)
     R = igl.inradius(V,F)
+    K = igl.internal_angles(V,F)
     _,E,EMAP,_,_ = igl.unique_edge_map(F)
     L = igl.crouzeix_raviart_cotmatrix(V,F,E,EMAP)
     M = igl.crouzeix_raviart_massmatrix(V,F,E,EMAP)
@@ -549,5 +551,8 @@ def test_misc():
     L = igl.edge_lengths(V,T)
     A = igl.face_areas(V,T)
     theta, cos_theta = igl.dihedral_angles_intrinsic(L,A)
+    D = igl.all_pairs_distances(V,V,squared=False)
+    D = igl.all_pairs_distances(V,V,squared=True)
+