diff --git a/CHANGELOG.md b/CHANGELOG.md
index 279ebe32..7cdcc02f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## In progress
+
+* Fix unlimited short options eating two values before checking for positionals when no space present #90
+
 ## Version 1.4: More feedback
 
 This version adds lots of smaller fixes and additions after the refactor in version 1.3. More ways to download and use CLI11 in CMake have been added. INI files have improved support.
diff --git a/include/CLI/App.hpp b/include/CLI/App.hpp
index 8fd85e47..939e2a40 100644
--- a/include/CLI/App.hpp
+++ b/include/CLI/App.hpp
@@ -1422,25 +1422,32 @@ class App {
 
         int num = op->get_expected();
 
+        // Make sure we always eat the minimum for unlimited vectors
+        int collected = 0;
+
+        // --this=value
         if(!value.empty()) {
-            if(num != -1)
+            // If exact number expected
+            if(num > 0)
                 num--;
             op->add_result(value);
             parse_order_.push_back(op.get());
+            collected += 1;
         } else if(num == 0) {
             op->add_result("");
             parse_order_.push_back(op.get());
+            // -Trest
         } else if(!rest.empty()) {
             if(num > 0)
                 num--;
             op->add_result(rest);
             parse_order_.push_back(op.get());
             rest = "";
+            collected += 1;
         }
 
         // Unlimited vector parser
         if(num < 0) {
-            int collected = 0; // Make sure we always eat the minimum
             while(!args.empty() && _recognize(args.back()) == detail::Classifer::NONE) {
                 if(collected >= -num) {
                     // We could break here for allow extras, but we don't
diff --git a/tests/AppTest.cpp b/tests/AppTest.cpp
index e53f9a13..5d253037 100644
--- a/tests/AppTest.cpp
+++ b/tests/AppTest.cpp
@@ -707,6 +707,30 @@ TEST_F(TApp, BigPositional) {
     EXPECT_EQ(args, vec);
 }
 
+// This makes sure unlimited option priority is
+// correct for space vs. no space #90
+TEST_F(TApp, PositionalNoSpace) {
+    std::vector<std::string> options;
+    std::string foo, bar;
+
+    app.add_option("-O", options);
+    app.add_option("foo", foo)->required();
+    app.add_option("bar", bar)->required();
+
+    args = {"-O", "Test", "param1", "param2"};
+    run();
+
+    EXPECT_EQ(options.size(), (size_t)1);
+    EXPECT_EQ(options.at(0), "Test");
+
+    app.reset();
+    args = {"-OTest", "param1", "param2"};
+    run();
+
+    EXPECT_EQ(options.size(), (size_t)1);
+    EXPECT_EQ(options.at(0), "Test");
+}
+
 TEST_F(TApp, Reset) {
 
     app.add_flag("--simple");