diff --git a/python/build/build-debug-binaries/src/build.gradle b/python/build/build-debug-binaries/src/build.gradle
index 20dc82efb54b..1af5f462744a 100644
--- a/python/build/build-debug-binaries/src/build.gradle
+++ b/python/build/build-debug-binaries/src/build.gradle
@@ -17,9 +17,6 @@ envs {
   zipRepository = new URL("https://repo.labs.intellij.net/pycharm/python-archives-windows/")
   shouldUseZipsFromRepository = Os.isFamily(Os.FAMILY_WINDOWS)
 
-  python "python26_64", "2.6.6", "64"
-  virtualenv "py26_64", "python26_64", ["cython"]
-
   python "python27_64", "2.7.15", "64"
   virtualenv "py27_64", "python27_64", ["cython"]
 
@@ -36,9 +33,6 @@ envs {
   virtualenv "py37_64", "python37_64", ["cython"]
 
   if (Os.isFamily(Os.FAMILY_WINDOWS)) {
-    python "python26_32", "2.6.6", "32"
-    virtualenv "py26_32", "python26_32", ["cython"]
-
     python "python27_32", "2.7.15", "32"
     virtualenv "py27_32", "python27_32", ["cython"]
 
diff --git a/python/helpers/pydev/_pydevd_bundle/pydevd_constants.py b/python/helpers/pydev/_pydevd_bundle/pydevd_constants.py
index b1d67aee82db..8d62de84202f 100644
--- a/python/helpers/pydev/_pydevd_bundle/pydevd_constants.py
+++ b/python/helpers/pydev/_pydevd_bundle/pydevd_constants.py
@@ -63,11 +63,11 @@ else:
     if python_implementation == 'CPython' and not IS_PYTHON_STACKLESS:
         # Only available for CPython!
         if (
-            (sys.version_info[0] == 2 and sys.version_info[1] >= 6)
-            or (sys.version_info[0] == 3 and sys.version_info[1] >= 3)
+            (sys.version_info[0] == 2 and sys.version_info[1] >= 7)
+            or (sys.version_info[0] == 3 and sys.version_info[1] >= 4)
             or (sys.version_info[0] > 3)
             ):
-            # Supported in 2.6,2.7 or 3.3 onwards (32 or 64)
+            # Supported in 2.7 or 3.4 onwards (32 or 64)
             CYTHON_SUPPORTED = True
 
 
diff --git a/python/helpers/pydev/build_tools/build.py b/python/helpers/pydev/build_tools/build.py
index 6dbdcd185c60..5625d725d8b1 100644
--- a/python/helpers/pydev/build_tools/build.py
+++ b/python/helpers/pydev/build_tools/build.py
@@ -104,11 +104,11 @@ def build():
 
 
         env = os.environ.copy()
-        if sys.version_info[:2] in ((2, 6), (2, 7), (3, 5), (3, 6), (3, 7)):
+        if sys.version_info[:2] in ((2, 7), (3, 5), (3, 6), (3, 7)):
             import setuptools # We have to import it first for the compiler to be found
             from distutils import msvc9compiler
 
-            if sys.version_info[:2] in ((2, 6), (2, 7)):
+            if sys.version_info[:2] == (2, 7):
                 vcvarsall = msvc9compiler.find_vcvarsall(9.0)
             elif sys.version_info[:2] in ((3, 5), (3, 6), (3, 7)):
                 vcvarsall = msvc9compiler.find_vcvarsall(14.0)
@@ -124,7 +124,7 @@ def build():
                     [vcvarsall, 'x86'],
                     initial=os.environ.copy()))
 
-        elif sys.version_info[:2] in ((3,3), (3,4)):
+        elif sys.version_info[:2] == (3, 4):
             if is_python_64bit():
                 env.update(get_environment_from_batch_command(
                     [r"C:\Program Files\Microsoft SDKs\Windows\v7.1\Bin\SetEnv.cmd", '/x64'],
diff --git a/python/helpers/pydev/build_tools/build_binaries_osx.py b/python/helpers/pydev/build_tools/build_binaries_osx.py
index 795b2d4b6ee2..62908d17e2cd 100644
--- a/python/helpers/pydev/build_tools/build_binaries_osx.py
+++ b/python/helpers/pydev/build_tools/build_binaries_osx.py
@@ -7,7 +7,6 @@ import sys
 
 miniconda64_envs = os.getenv('MINICONDA64_ENVS')
 python_installations = [
-    r'%s/py26_64/bin/python' % miniconda64_envs,
     r'%s/py27_64/bin/python' % miniconda64_envs,
     r'%s/py34_64/bin/python' % miniconda64_envs,
     r'%s/py35_64/bin/python' % miniconda64_envs,
diff --git a/python/helpers/pydev/build_tools/build_binaries_windows.py b/python/helpers/pydev/build_tools/build_binaries_windows.py
index aaf82c91f1cb..61786c6a8c0b 100644
--- a/python/helpers/pydev/build_tools/build_binaries_windows.py
+++ b/python/helpers/pydev/build_tools/build_binaries_windows.py
@@ -72,14 +72,12 @@ miniconda32_envs = os.getenv('MINICONDA32_ENVS', r'C:\tools\Miniconda32\envs')
 miniconda64_envs = os.getenv('MINICONDA64_ENVS', r'C:\tools\Miniconda\envs')
 
 python_installations = [
-    r'%s\py26_32\Scripts\python.exe' % miniconda32_envs,
     r'%s\py27_32\Scripts\python.exe' % miniconda32_envs,
     r'%s\py34_32\Scripts\python.exe' % miniconda32_envs,
     r'%s\py35_32\Scripts\python.exe' % miniconda32_envs,
     r'%s\py36_32\Scripts\python.exe' % miniconda32_envs,
     r'%s\py37_32\Scripts\python.exe' % miniconda32_envs,
 
-    r'%s\py26_64\Scripts\python.exe' % miniconda64_envs,
     r'%s\py27_64\Scripts\python.exe' % miniconda64_envs,
     r'%s\py34_64\Scripts\python.exe' % miniconda64_envs,
     r'%s\py35_64\Scripts\python.exe' % miniconda64_envs,