diff --git a/doc/openapi/components/schemas/config/hooks/ebm.yaml b/doc/openapi/components/schemas/config/hooks/ebm.yaml
index dd32cd440..ea9cb22d6 100644
--- a/doc/openapi/components/schemas/config/hooks/ebm.yaml
+++ b/doc/openapi/components/schemas/config/hooks/ebm.yaml
@@ -7,7 +7,7 @@ allOf:
     - phases
   properties: 
     phases:
-      description: Signal indeces for voltage & current values for each phase.
+      description: Signal indices for voltage & current values for each phase.
       example:
       - [0, 1]
       - [2, 3]
diff --git a/doc/openapi/components/schemas/config/hooks/lua.yaml b/doc/openapi/components/schemas/config/hooks/lua.yaml
index 2df69eb42..64e219fa8 100644
--- a/doc/openapi/components/schemas/config/hooks/lua.yaml
+++ b/doc/openapi/components/schemas/config/hooks/lua.yaml
@@ -44,7 +44,7 @@ allOf:
 
         - `sequence`     The sequence number of the sample.
         - `flags`        The flags field of the sample.
-        - `ts_origin`    The origin timesamp as a Lua table containing the following keys:
+        - `ts_origin`    The origin timestamp as a Lua table containing the following keys:
         | Index | Description |
         |:--    |:--          |
         | 0     | seconds     |
@@ -60,12 +60,12 @@ allOf:
 
         #### `periodic()`
 
-        Called periodicalled with the rate of @ref node-config-stats.
+        Called periodically with the rate of @ref node-config-stats.
 
     signals:
       description: |
         A definition of signals which this hook will emit.
-        Here a list of signal definitions like @ref node-config-node-signals is excpected.
+        Here a list of signal definitions like @ref node-config-node-signals is expected.
       type: array
       items:
         allOf:
diff --git a/doc/openapi/components/schemas/config/hooks/pmu_dft.yaml b/doc/openapi/components/schemas/config/hooks/pmu_dft.yaml
index 15c981a56..d6ce71fa4 100644
--- a/doc/openapi/components/schemas/config/hooks/pmu_dft.yaml
+++ b/doc/openapi/components/schemas/config/hooks/pmu_dft.yaml
@@ -5,8 +5,8 @@ allOf:
 - type: object
   required:
   - sample_rate
-  - start_freqency
-  - end_freqency
+  - start_frequency
+  - end_frequency
   - frequency_resolution
   - dft_rate
   properties: 
@@ -16,12 +16,12 @@ allOf:
       min: 0
       example: 10000
       description: The sampling rate of the input signal.
-    start_freqency:
+    start_frequency:
       type: number
       min: 0
       example: 49.7
       description: The lowest frequency bin.
-    end_freqency:
+    end_frequency:
       type: number
       example: 50.3
       min: 0
@@ -64,7 +64,7 @@ allOf:
       description: The frequency estimation type.
     pps_index:
       type: integer
-      description: The signal index of the PPS singal. This is only needed if data dumper is active.
+      description: The signal index of the PPS signal. This is only needed if data dumper is active.
       default: 0
     angle_unit:
       type: string
@@ -83,7 +83,7 @@ allOf:
       - center
       - right
       default: center
-      description: The timestamp aligment in respect to the the window.
+      description: The timestamp alignment in respect to the the window.
     phase_offset:
       type: number
       default: 0.0
@@ -97,7 +97,7 @@ allOf:
     frequency_offset:
       type: number
       default: 0.0
-      exmaple: 0.2
+      example: 0.2
       description: An offset added to the calculated frequency.
     rocof_offset:
       type: number
diff --git a/doc/openapi/components/schemas/config/nodes/file.yaml b/doc/openapi/components/schemas/config/nodes/file.yaml
index 167288eb2..36cd5536d 100644
--- a/doc/openapi/components/schemas/config/nodes/file.yaml
+++ b/doc/openapi/components/schemas/config/nodes/file.yaml
@@ -13,7 +13,7 @@ allOf:
       description: |
         Specifies the URI to a file from which is written to or read from depending in which group (`in`or `out`) is used.
 
-        This setting allows to add special paceholders for time and date values.
+        This setting allows to add special placeholders for time and date values.
         See [strftime(3)](http://man7.org/linux/man-pages/man3/strftime.3.html) for a list of supported placeholder.
 
         **Example**: