diff --git a/.travis.yml b/.travis.yml
index 0c1f3984e6..3e4326c5a4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -28,7 +28,7 @@ env:
       CI_SKIP_TEST=1
     - INSTALL_DEB_DEPENDECIES=true
       NIPYPE_EXTRAS="doc,tests,nipy,profiler"
-      EXTRA_PIP_FLAGS="--pre $EXTRA_PIP_FLAGS --find-links $PRE_WHEELS"
+      EXTRA_PIP_FLAGS="--pre $EXTRA_PIP_FLAGS --find-links $PRE_WHEELS --upgrade"
       CI_SKIP_TEST=1
 
 matrix:
diff --git a/requirements.txt b/requirements.txt
index 14b7e78ecc..8f16c7873c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,20 +1,17 @@
+# Auto-generated by tools/update_requirements.py
 click>=6.6.0
-configparser
-funcsigs
-future>=0.16.0
 networkx>=1.9
 nibabel>=2.1.0
-numpy>=1.9.0
+numpy>=1.12 ; python_version < "3.7"
+numpy>=1.15.3 ; python_version >= "3.7"
 packaging
-pathlib2
 prov>=1.5.2
-lxml<4.4.0 ; python_version == "3.4"
-neurdflib
 pydot>=1.2.3
 pydotplus
 python-dateutil>=2.2
 scipy>=0.14
 simplejson>=3.8.0
-traits>=4.6
-filelock>= 3.0.0
-etelemetry
\ No newline at end of file
+traits>=4.6,!=5.0
+filelock>=3.0.0
+etelemetry
+neurdflib
diff --git a/tools/update_requirements.py b/tools/update_requirements.py
new file mode 100755
index 0000000000..4dd14a37d7
--- /dev/null
+++ b/tools/update_requirements.py
@@ -0,0 +1,18 @@
+#!/usr/bin/env python3
+from runpy import run_path
+from pathlib import Path
+
+repo_root = Path(__file__).parent.parent
+info_file = repo_root / "nipype" / "info.py"
+reqs = repo_root / "requirements.txt"
+
+info = run_path(info_file)
+requirements = info["REQUIRES"]
+
+script_name = Path(__file__).relative_to(repo_root)
+
+lines = [f"# Auto-generated by {script_name}", ""]
+
+# Write requirements
+lines[1:-1] = requirements
+reqs.write_text("\n".join(lines))