diff --git a/README.md b/README.md
index a5fb9ff..02261ae 100644
--- a/README.md
+++ b/README.md
@@ -47,6 +47,9 @@ $ export ZMQ_H=/usr/include/zmq.h
 $ make
 ```
 
+Two files will be created, one in free-format (``f77_zmq_free.h``), and one
+in fixed-format (``f77_zmq.h``).
+
 ## Differences with the C API
 
 In Fortran77 structs don't exist. They have been introduced with Fortran90.
diff --git a/create_f77_zmq_h_py2.py b/create_f77_zmq_h_py2.py
index 4267f83..0c85ee3 100755
--- a/create_f77_zmq_h_py2.py
+++ b/create_f77_zmq_h_py2.py
@@ -43,15 +43,19 @@ def create_dict_of_defines(lines,file_out):
     if line.startswith("#define"):
       buffer = line.split()
       key = buffer[1]
-      value = " ".join(buffer[2:])
-      if key[0] == '_' or '(' in key or ',' in value:
+      try:
+        value = int(eval(" ".join(buffer[2:]).strip()))
+      except:
         continue
-      command = "%(key)s=%(value)s\nd['%(key)s']=%(key)s"%locals()
+      if key[0] == '_' or '(' in key:
+        continue
+      d[key] = value
+      command = "%(key)s=%(value)d\nd['%(key)s']=%(key)s"%locals()
       command = re.sub("/\*.*?\*/", "", command)
       exec command in locals()
 
   # Add the version number:
-  d['ZMQ_VERSION'] = ZMQ_VERSION_MAJOR*10000 + ZMQ_VERSION_MINOR*100 + ZMQ_VERSION_PATCH
+  d['ZMQ_VERSION'] = int(d['ZMQ_VERSION_MAJOR'])*10000 + int(d['ZMQ_VERSION_MINOR'])*100 + int(d['ZMQ_VERSION_PATCH'])
   d['ZMQ_PTR'] = ctypes.sizeof(ctypes.c_voidp)
   print "==========================================="
   print "ZMQ_PTR set to %d (for %d-bit architectures)"%(d['ZMQ_PTR'],d['ZMQ_PTR']*8)
@@ -63,7 +67,11 @@ def create_dict_of_defines(lines,file_out):
   for k in keys:
     print >>file_out, "      integer %s"%(k)
   for k in keys:
-    print >>file_out, "      parameter ( %-20s = %s )"%(k, d[k])
+    buffer = "      parameter(%s=%s)"%(k, d[k])
+    if len(buffer) > 72:
+        buffer = "      parameter(\n     & %s=%s)"%(k, d[k])
+    print >>file_out, buffer
+
   return None
 
 def create_prototypes(lines,file_out):
@@ -126,6 +134,13 @@ def main():
 
   file_out.close()
 
+  file_in  = open('f77_zmq.h','r')
+  file_out = open('f77_zmq_free.h','w')
+  file_out.write(file_in.read().replace('\n     &',' &\n      '))
+  file_in.close()
+  file_out.close()
+
+
 
 if __name__ == '__main__':
   main()
diff --git a/create_f77_zmq_h_py3.py b/create_f77_zmq_h_py3.py
index fdd7e18..51ee7e5 100755
--- a/create_f77_zmq_h_py3.py
+++ b/create_f77_zmq_h_py3.py
@@ -43,11 +43,14 @@ def create_dict_of_defines(lines,file_out):
     if line.startswith("#define"):
       buffer = line.split()
       key = buffer[1]
-      value = " ".join(buffer[2:])
-      if key[0] == '_' or '(' in key or ',' in value:
+      try:
+        value = int(eval(" ".join(buffer[2:]).strip()))
+      except:
+        continue
+      if key[0] == '_' or '(' in key:
         continue
       d[key] = value
-      command = "%(key)s=%(value)s\nd['%(key)s']=%(key)s"%locals()
+      command = "%(key)s=%(value)d\nd['%(key)s']=%(key)s"%locals()
       command = re.sub("/\*.*?\*/", "", command)
       exec(command, locals())
 
@@ -64,7 +67,11 @@ def create_dict_of_defines(lines,file_out):
   for k in keys:
     print("      integer %s"%(k), file=file_out)
   for k in keys:
-    print("      parameter ( %-20s = %s )"%(k, d[k]), file=file_out)
+    buffer = "      parameter(%s=%s)"%(k, d[k])
+    if len(buffer) > 72:
+        buffer = "      parameter(\n     & %s=%s)"%(k, d[k])
+    print(buffer, file=file_out)
+
   return None
 
 def create_prototypes(lines,file_out):
@@ -127,6 +134,13 @@ def main():
 
   file_out.close()
 
+  file_in  = open('f77_zmq.h','r')
+  file_out = open('f77_zmq_free.h','w')
+  file_out.write(file_in.read().replace('\n     &',' &\n      '))
+  file_in.close()
+  file_out.close()
+
+
 
 if __name__ == '__main__':
   main()
diff --git a/examples/wuclient.f b/examples/wuclient.f
index 7317065..d6599c3 100644
--- a/examples/wuclient.f
+++ b/examples/wuclient.f
@@ -39,7 +39,7 @@ program wuclient
           total_temp = total_temp + temperature
         enddo
         print *, 'Average temperature for zipcode "'//trim(filter)//
-     &    '" was ', int(total_temp/100.), "F"
+     &    '" was ', int(real(total_temp)/100.), "F"
         rc = f77_zmq_close(subscriber)
         rc = f77_zmq_ctx_destroy(context)
 
diff --git a/travis_ci/install_zmq.sh b/travis_ci/install_zmq.sh
index 0ffff26..3fafd08 100755
--- a/travis_ci/install_zmq.sh
+++ b/travis_ci/install_zmq.sh
@@ -3,7 +3,7 @@
 # Tests the build distribution
 
 
-VERSION=4.1.4
+VERSION=4.2.5
 ZMQ_TGZ="zeromq-${VERSION}.tar.gz"
 
 export C_INCLUDE_PATH=${C_INCLUDE_PATH}:./
@@ -13,7 +13,7 @@ export C_INCLUDE_PATH=${C_INCLUDE_PATH}:./
 
 if [[ ! -f ${ZMQ_TGZ} ]]
 then
-   wget --no-check-certificate "http://download.zeromq.org/zeromq-${VERSION}.tar.gz"
+   wget --no-check-certificate "https://github.com/zeromq/libzmq/releases/download/v${VERSION}/${ZMQ_TGZ}"
    if [[ $? -ne 0 ]]
    then
       echo "Unable to download ${ZMQ_TGZ}"
@@ -30,8 +30,8 @@ tar -zxf ${ZMQ_TGZ}
 pushd ${ZMQ_TGZ%.tar.gz}
 ./configure --without-libsodium || exit 1
 make -j 8 || exit 1
-cp .libs/libzmq.a ../lib
-cp .libs/libzmq.so ../lib/libzmq.so.5
+cp src/.libs/libzmq.a ../lib
+cp src/.libs/libzmq.so ../lib/libzmq.so.5
 cp include/{zmq.h,zmq_utils.h} ../lib
 popd
 pushd lib