diff --git a/model/common/requirements-dev.txt b/model/common/requirements-dev.txt
index bea6fb1d88..0cd557b6d6 100644
--- a/model/common/requirements-dev.txt
+++ b/model/common/requirements-dev.txt
@@ -1,2 +1,2 @@
 -r ../../base-requirements-dev.txt
--e .'[netcdf]'
+-e .[netcdf]
diff --git a/model/common/requirements.txt b/model/common/requirements.txt
index abcf32f592..135cef5fe8 100644
--- a/model/common/requirements.txt
+++ b/model/common/requirements.txt
@@ -1,2 +1,2 @@
 -r ../../base-requirements.txt
-.'[netcdf]'
+.[netcdf]
diff --git a/model/requirements-dev.txt b/model/requirements-dev.txt
index b72ed75892..bc4f85d162 100644
--- a/model/requirements-dev.txt
+++ b/model/requirements-dev.txt
@@ -2,5 +2,5 @@
 -e ./atmosphere/dycore
 -e ./atmosphere/diffusion
 -e ./atmosphere/advection
--e ./common'[netcdf]'
+-e ./common[netcdf]
 -e ./driver
diff --git a/requirements-dev-opt.txt b/requirements-dev-opt.txt
index 3ddf8fe5a0..b5d0b8bd15 100644
--- a/requirements-dev-opt.txt
+++ b/requirements-dev-opt.txt
@@ -1,7 +1,7 @@
 git+https://github.com/ghex-org/GHEX.git#subdirectory=bindings/python
 -r base-requirements-dev.txt
 # icon4py model
--e ./model/common'[all]'
+-e ./model/common[all]
 -e ./model/atmosphere/dycore
 -e ./model/atmosphere/advection
 -e ./model/atmosphere/diffusion
diff --git a/requirements-dev.txt b/requirements-dev.txt
index e89aa18b04..325c9b645b 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -3,7 +3,7 @@
 # icon4py model
 -e ./model/atmosphere/dycore
 -e ./model/atmosphere/advection
--e ./model/common'[netcdf]'
+-e ./model/common[netcdf]
 -e ./model/atmosphere/diffusion
 -e ./model/driver
 
diff --git a/requirements.txt b/requirements.txt
index d9e64d056b..35b7c55291 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 ./model/atmosphere/dycore
 ./model/atmosphere/diffusion
 ./model/atmosphere/advection
-./model/common'[netcdf]'
+./model/common[netcdf]
 ./model/driver
 
 # icon4pytools