diff --git a/Inscribed_areas/package_info/Inscribed_areas/dependencies b/Inscribed_areas/package_info/Inscribed_areas/dependencies
index da58f1b4f08..e380dc379d9 100644
--- a/Inscribed_areas/package_info/Inscribed_areas/dependencies
+++ b/Inscribed_areas/package_info/Inscribed_areas/dependencies
@@ -8,7 +8,6 @@ Kernel_23
 Matrix_search
 Modular_arithmetic
 Number_types
-Optimisation_basic
 Polygon
 Profiling_tools
 STL_Extension
diff --git a/Matrix_search/package_info/Matrix_search/dependencies b/Matrix_search/package_info/Matrix_search/dependencies
index 226536b676a..50ab94de3e7 100644
--- a/Matrix_search/package_info/Matrix_search/dependencies
+++ b/Matrix_search/package_info/Matrix_search/dependencies
@@ -5,7 +5,6 @@ Kernel_23
 Matrix_search
 Modular_arithmetic
 Number_types
-Optimisation_basic
 Profiling_tools
 STL_Extension
 Stream_support
diff --git a/Optimal_bounding_box/package_info/Optimal_bounding_box/dependencies b/Optimal_bounding_box/package_info/Optimal_bounding_box/dependencies
index 34ad48e6a80..249760e2928 100644
--- a/Optimal_bounding_box/package_info/Optimal_bounding_box/dependencies
+++ b/Optimal_bounding_box/package_info/Optimal_bounding_box/dependencies
@@ -18,7 +18,6 @@ Kernel_23
 Modular_arithmetic
 Number_types
 Optimal_bounding_box
-Optimisation_basic
 Polygon
 Profiling_tools
 Property_map
diff --git a/Optimisation_basic/package_info/Optimisation_basic/dependencies b/Optimisation_basic/package_info/Optimisation_basic/dependencies
index 4b1b3cb93f3..e69de29bb2d 100644
--- a/Optimisation_basic/package_info/Optimisation_basic/dependencies
+++ b/Optimisation_basic/package_info/Optimisation_basic/dependencies
@@ -1,4 +0,0 @@
-Installation
-Kernel_23
-Profiling_tools
-STL_Extension